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Question 1Introduction to Beauty & Wellness Industry and Professional Ethics
In the beauty and wellness industry, which term describes the standard of conduct expected of a professional toward clients, colleagues and employers?
- Franchise accounting
- Interior decoration
- Retail merchandising
- Professional ethics Correct answer.
Explanation
Professional ethics is the set of moral principles and conduct standards that guide how a beauty or wellness professional behaves with clients, co-workers and employers. It covers honesty, confidentiality, safety and respect rather than commercial or design matters.
Question 2Introduction to Beauty & Wellness Industry and Professional Ethics
A salon professional notices a small cut on a client's scalp before a hair colouring service. What is the most ethical and safe course of action?
- Cover the cut with styling gel and continue
- Ignore the cut and continue as planned
- Inform the client and postpone or modify the service Correct answer.
- Proceed but apply extra colour to hide the cut
Explanation
A cut compromises the skin barrier, so applying chemicals over it risks irritation, infection and client harm. The ethical duty of care requires informing the client and either postponing or adapting the service until the skin has healed.
Question 3Introduction to Beauty & Wellness Industry and Professional Ethics
Which personal quality is most directly associated with building long-term client trust in a beauty and wellness professional?
- Frequent price changes
- Speed over accuracy
- Reliability and consistency Correct answer.
- Aggressive upselling
Explanation
Reliability and consistency mean the professional delivers the same standard of service every time, which clients value and which builds trust. Upselling, haste and unstable pricing tend to erode confidence rather than strengthen it.
Question 4Introduction to Beauty & Wellness Industry and Professional Ethics
A client's medical history form reveals a skin condition. How should the professional handle this information?
- Post it on the salon's social media page
- Share it with other clients as a cautionary example
- Discuss it loudly at the reception desk
- Keep it confidential and use it only to plan safe service Correct answer.
Explanation
Client health information is confidential and should be used solely to plan a safe, appropriate service. Disclosing it to others without consent breaches professional ethics and the client's privacy.
Question 5Introduction to Beauty & Wellness Industry and Professional Ethics
Why is maintaining proper hygiene in a beauty and wellness workplace considered an ethical obligation rather than only a business preference?
- Because it protects client health and prevents cross-infection Correct answer.
- Because it reduces the number of staff needed
- Because it makes the salon look more colourful
- Because hygiene tools are expensive to replace
Explanation
Hygiene protects clients and staff from cross-infection, so it is a duty of care owed to every person who enters the premises. Treating it as an ethical obligation reflects the professional's responsibility for client wellbeing.
Question 6Introduction to Beauty & Wellness Industry and Professional Ethics
Which action best demonstrates respect for a client's autonomy during a consultation?
- Explaining options and letting the client decide Correct answer.
- Applying treatments the client has not agreed to
- Refusing to answer the client's questions
- Choosing the service for the client without discussion
Explanation
Respecting autonomy means giving the client clear information about available options and allowing them to make the final decision. Deciding for the client or acting without consent overrides their right to choose.
Question 7Introduction to Beauty & Wellness Industry and Professional Ethics
A colleague repeatedly uses unsterilised tools despite reminders. What is the most appropriate professional response?
- Ignore it because it is not your concern
- Copy the practice to save time
- Report the practice to the supervisor or manager Correct answer.
- Tell clients to bring their own tools
Explanation
Unsterilised tools create a serious cross-infection risk, so the matter should be escalated to a supervisor or manager who can enforce hygiene standards. Ignoring or imitating the behaviour endangers clients and breaches professional duty.
Question 8Introduction to Beauty & Wellness Industry and Professional Ethics
Which statement best explains the purpose of a professional code of conduct in a beauty and wellness establishment?
- It sets shared standards of behaviour and accountability Correct answer.
- It replaces the need for staff training
- It lists the salon's opening hours
- It guarantees higher product sales each month
Explanation
A code of conduct communicates the behaviour expected of staff and provides a basis for accountability when standards are not met. It supports consistent, ethical practice rather than guaranteeing sales or replacing training.
Question 9Introduction to Beauty & Wellness Industry and Professional Ethics
During a facial, a client mentions they are pregnant. Which professional response reflects ethical practice?
- Proceed with all products without any change
- Increase the strength of active ingredients
- Tell the client pregnancy is irrelevant to skincare
- Recommend products and techniques suited to pregnancy and seek guidance if unsure Correct answer.
Explanation
Pregnancy can affect skin sensitivity and the suitability of certain ingredients, so the ethical response is to adapt the treatment and seek expert guidance when uncertain. Proceeding unchanged or intensifying products ignores a known client condition.
Question 10Introduction to Beauty & Wellness Industry and Professional Ethics
What does informed consent mean in the context of a beauty and wellness service?
- The salon owner approves the treatment plan
- The professional decides on the client's behalf
- The client signs without any explanation
- The client agrees after understanding the service, its risks and its alternatives Correct answer.
Explanation
Informed consent requires that the client understands what the service involves, its potential risks and any alternatives before agreeing. Consent obtained without explanation or given by someone else is not valid informed consent.
Question 11Introduction to Beauty & Wellness Industry and Professional Ethics
Which behaviour best reflects cultural sensitivity when serving clients from diverse backgrounds?
- Assuming all clients want the same style
- Making jokes about the client's appearance
- Ignoring requests related to modesty or religious practice
- Respecting the client's preferences and beliefs during consultation Correct answer.
Explanation
Cultural sensitivity means recognising and respecting differences in beliefs, modesty needs and preferences during consultation. Assuming uniformity or making jokes undermines respect and can cause real distress.
Question 12Introduction to Beauty & Wellness Industry and Professional Ethics
A client offers a large cash tip in exchange for skipping the standard patch test before a colour service. What should the professional do?
- Accept the tip and skip the test
- Skip the test but reduce the colour strength
- Decline and still perform the patch test Correct answer.
- Ask another client to approve the shortcut
Explanation
The patch test is a safety requirement designed to detect allergic reactions, and no payment should override it. Declining the tip and completing the test upholds both client safety and professional integrity.
Question 13Introduction to Beauty & Wellness Industry and Professional Ethics
Which record-keeping practice best supports ethical and safe service in a beauty and wellness salon?
- Discarding all client records after each visit
- Storing records in an open public area
- Recording only the amount the client paid
- Recording client details, services and any reactions accurately Correct answer.
Explanation
Accurate records of services and any reactions allow the professional to plan future treatments safely and to trace problems if they arise. Payment-only records or discarded records remove this safety and continuity benefit.
Question 14Introduction to Beauty & Wellness Industry and Professional Ethics
A professional is offered a commission for persuading every client to buy a specific product regardless of need. Which response is most ethical?
- Recommend products only when they genuinely suit the client's needs Correct answer.
- Refuse to serve clients who decline the product
- Hide the product's price to increase sales
- Recommend the product to every client without exception
Explanation
Ethical selling means recommending products based on the client's actual needs rather than on personal gain. Pushing unsuitable products or withholding price information misleads the client for financial benefit.
Question 15Introduction to Beauty & Wellness Industry and Professional Ethics
Which of the following best describes the professional boundary a beauty therapist should maintain with a client?
- Sharing personal financial problems in detail
- Keeping the relationship focused on the service and the client's wellbeing Correct answer.
- Borrowing money from the client
- Promising free treatments in exchange for private favours
Explanation
A professional boundary keeps the relationship centred on delivering the service and protecting the client's wellbeing. Sharing intimate problems, borrowing money or trading favours blurs the boundary and can exploit the client.
Question 16Introduction to Beauty & Wellness Industry and Professional Ethics
A client asks for a treatment that the professional knows is unsuitable for their skin type. What is the most appropriate ethical response?
- Perform it but blame the client later
- Explain the concern and offer a suitable alternative Correct answer.
- Refuse to speak to the client again
- Perform it silently to avoid conflict
Explanation
The professional should explain clearly why the requested treatment is unsuitable and propose a safer alternative. This respects the client's right to information while upholding the duty to avoid harm.
Question 17Introduction to Beauty & Wellness Industry and Professional Ethics
Which personal habit most directly supports a professional image in a beauty and wellness workplace?
- Wearing clean, appropriate uniform and maintaining good personal grooming Correct answer.
- Chewing gum while serving clients
- Using a mobile phone during treatments
- Arriving late without informing anyone
Explanation
A clean, appropriate uniform and good personal grooming signal professionalism and hygiene, which clients expect in beauty and wellness settings. Gum chewing, lateness and phone use during treatments undermine that image.
Question 18Introduction to Beauty & Wellness Industry and Professional Ethics
Why should a beauty and wellness professional avoid making false claims about a treatment's results in advertising?
- Because only doctors may advertise services
- Because advertising is not regulated in any way
- Because misleading claims deceive clients and breach ethical and legal standards Correct answer.
- Because truthful advertising reduces all sales
Explanation
Misleading advertising deceives clients and can breach consumer protection law as well as professional ethics. Honest claims allow clients to make informed decisions and preserve the reputation of the profession.
Question 19Introduction to Beauty & Wellness Industry and Professional Ethics
A new employee is unsure how to handle a client complaint. Which workplace resource is designed to guide such situations?
- A random online forum
- A competitor's price list
- The employee's personal social media account
- The salon's standard operating procedures and complaint policy Correct answer.
Explanation
Standard operating procedures and a complaint policy give staff a consistent, fair way to handle client complaints. Competitor lists, personal social media and random forums are unreliable and may breach confidentiality.
Question 20Introduction to Beauty & Wellness Industry and Professional Ethics
A professional discovers they have made a minor error during a client's treatment. What is the most ethical action?
- Blame a colleague for the mistake
- Inform the client honestly and take steps to correct or manage the issue Correct answer.
- Hide the error and hope the client does not notice
- Offer a discount only if the client complains
Explanation
Honesty and accountability require disclosing the error and taking prompt action to correct or manage any effect on the client. Concealing it, shifting blame or waiting for a complaint all breach professional integrity.
Question 21Personal Hygiene, Safety, and Salon Sanitization
In a beauty salon, which practice best describes the correct way to sanitize a metal manicure implement between two clients?
- Spray perfume on it and store it in a closed box
- Rinse it under running water and dry it with a shared towel
- Wipe it once with a dry tissue and place it back in the drawer
- Wash with soap, dry, then immerse in an approved disinfectant for the labelled contact time Correct answer.
Explanation
Effective reprocessing of reusable metal tools requires cleaning to remove organic soil, drying, and then full immersion in a hospital-grade disinfectant for the contact time printed on the label. Cleaning first matters because residue blocks the disinfectant from reaching the surface. Simply rinsing or wiping does not kill microorganisms.
Question 22Personal Hygiene, Safety, and Salon Sanitization
Why should a beautician avoid sharing a jar of cream with a wide mouth and using fingers to scoop product for multiple clients?
- The jar may break when opened repeatedly
- The product loses its fragrance faster
- The cream becomes too cold to spread evenly
- Cross-contamination can occur through the fingers and the shared surface Correct answer.
Explanation
Fingers and the exposed product surface carry microorganisms from one client to the next, so shared wide-mouth jars are a recognised cross-contamination route. Using a clean spatula and dispensing onto a tissue or into a small portion pot prevents this. Decanting single-use amounts is the standard control measure.
Question 23Personal Hygiene, Safety, and Salon Sanitization
A client arrives at the salon with an itchy scalp showing red patches and crusting. What is the most appropriate action for the beautician?
- Apply a scalp mask and wrap the head to hide the patches
- Treat the scalp with a medicated lotion and continue
- Proceed with the service but use extra shampoo
- Politely decline the service and advise the client to consult a doctor Correct answer.
Explanation
Visible lesions, crusting and persistent itching may indicate a contagious or medical scalp condition that a beautician is not trained or licensed to diagnose or treat. The safe professional response is to decline the service and refer the client for medical advice. This protects both the client and other salon users.
Question 24Personal Hygiene, Safety, and Salon Sanitization
What is the correct hand-hygiene step immediately before starting any beauty service on a client?
- Wash hands with soap and water or use an approved alcohol-based hand rub Correct answer.
- Wipe hands on the salon cape
- Apply hand cream and begin the service
- Rinse hands with plain water only
Explanation
Hands are the most common vehicle for transferring microorganisms between clients and staff, so proper hand hygiene using soap and water or an alcohol-based rub is required before every service. The technique should cover all surfaces of the hands and be performed even if gloves will be worn.
Question 25Personal Hygiene, Safety, and Salon Sanitization
Which of the following is the main reason salon floors and work surfaces must be kept dry and free of hair clippings during working hours?
- To reduce the cost of cleaning chemicals
- To improve the smell of the salon
- To make the salon look tidy for photographs
- To prevent slips, falls and the spread of loose hair and dust Correct answer.
Explanation
Wet floors and loose clippings are slip hazards, and accumulated hair and dust can carry microorganisms and irritate clients and staff. Routine cleaning of floors during the working day is therefore both a safety and an infection-control measure. Appearance is a secondary benefit, not the primary reason.
Question 26Personal Hygiene, Safety, and Salon Sanitization
A beautician accidentally splashes a chemical product into a client's eye. What should be done first?
- Rub the eye gently with a tissue
- Flush the eye with clean running water or sterile saline for at least 15 minutes Correct answer.
- Ask the client to close the eye and wait for it to settle
- Apply an eye ointment from the first-aid box
Explanation
Immediate and prolonged irrigation with clean water or sterile saline dilutes and removes the chemical, limiting tissue damage. Irrigation should begin at once and continue for the period recommended in the product safety data sheet, after which medical help is sought. Rubbing or delaying irrigation increases injury.
Question 27Personal Hygiene, Safety, and Salon Sanitization
Why is it important to check the expiry date and dilution instructions on a salon disinfectant before use?
- The container becomes heavier over time
- Manufacturers charge extra for old stock
- The product will change colour and stain the tools
- Expired or wrongly diluted disinfectant may fail to kill microorganisms at the required level Correct answer.
Explanation
Disinfectant efficacy depends on using an in-date product at the concentration and contact time specified by the manufacturer. Once expired or over-diluted, the active ingredient may be below the effective level, giving a false sense of safety. Records of mixing and use support this control.
Question 28Personal Hygiene, Safety, and Salon Sanitization
A beautician develops a small cut on the finger during a manicure. Which action reflects correct salon practice?
- Continue the service without covering the cut
- Rinse the cut with disinfectant and keep working bare-handed
- Cover the cut with a waterproof dressing and, where appropriate, a finger cot or glove Correct answer.
- Wrap the finger in a paper tissue and continue
Explanation
An uncovered cut can become infected and can also transfer blood-borne organisms to the client or to tools. A waterproof dressing, plus a finger cot or glove where the service allows, provides a barrier. The worker should also consider whether the service can safely continue.
Question 29Personal Hygiene, Safety, and Salon Sanitization
Which statement correctly distinguishes cleaning from disinfection in a beauty salon?
- Cleaning kills all microorganisms, while disinfection only removes dirt
- Cleaning removes visible soil and organic matter, while disinfection reduces microorganisms on a cleaned surface Correct answer.
- Cleaning and disinfection are the same process with different names
- Disinfection is only needed for floors, not for tools
Explanation
Cleaning physically removes dirt, oils and organic matter, and disinfection then reduces the number of pathogenic microorganisms on that cleaned surface. Disinfection works poorly if soil remains because organic matter shields microbes. The two steps are sequential and complementary, not interchangeable.
Question 30Personal Hygiene, Safety, and Salon Sanitization
A client with long hair is to receive a chemical hair service. Which pre-service safety check is most relevant to personal safety and hygiene?
- Check whether the client has eaten lunch
- Ask the client's preferred hairstyle
- Ask whether the client has had a reaction to hair chemicals and check for scalp abrasions Correct answer.
- Confirm the client's appointment time
Explanation
A history of allergic reaction and the presence of cuts or abrasions on the scalp raise the risk of a chemical burn or sensitisation during a chemical service. A patch test and visual scalp check are standard precautions. These checks protect the client's health before the product is applied.
Question 31Personal Hygiene, Safety, and Salon Sanitization
Which of the following best explains why single-use items such as wooden spatulas, cotton pads and disposable razors must not be reused between clients?
- They are difficult to clean and disinfect reliably, so reuse risks cross-contamination Correct answer.
- They lose their colour after one use
- They are always more expensive than reusable tools
- They are too small to store in the salon
Explanation
Porous single-use items absorb moisture and product, making thorough cleaning and disinfection unreliable, so they are discarded after each client. This removes the cross-contamination route entirely. Reusable alternatives must be made of a material that can be cleaned and disinfected.
Question 32Personal Hygiene, Safety, and Salon Sanitization
A salon stores bleach and other strong chemicals in unlabelled soft-drink bottles. Why is this a serious safety problem?
- The bottles may leak onto the floor
- Unlabelled chemicals can be mistaken for drinks, causing poisoning or burns Correct answer.
- Soft-drink bottles are too small for salon use
- The chemicals will lose their strength in plastic
Explanation
Chemicals must be kept in their original labelled containers or in clearly labelled, dedicated containers, because mislabelling is a well-known cause of accidental ingestion and chemical injury. Labelling also ensures correct dilution and first-aid information is available. Decanting into food or drink containers is never acceptable.
Question 33Personal Hygiene, Safety, and Salon Sanitization
Which practice correctly protects both the beautician and the client during a facial steam treatment?
- Position the steamer close to the face and leave the client unattended
- Maintain a safe distance, check the water level, and stay with the client throughout Correct answer.
- Fill the steamer to the brim with hot water just before use
- Cover the client's whole face with a towel and switch off the light
Explanation
Steamers can cause scalding, so the unit must be kept at a safe distance, filled to the marked level and supervised for the whole treatment. Remaining with the client allows immediate response to discomfort or overheating. This is a standard safety control for heat equipment.
Question 34Personal Hygiene, Safety, and Salon Sanitization
A towel used to dry a client's hair after shampooing should be handled in which way?
- Returned to the shelf for the next client after shaking it out
- Folded and reused for the same client's next visit
- Placed in a closed laundry bin for washing before reuse Correct answer.
- Hung on the back of the chair to dry
Explanation
Towels contact skin and hair and can carry moisture and microorganisms, so used towels go directly into a closed laundry container and are washed before reuse. Storing them with clean linen risks contamination. Clean and used linen must be kept strictly separate.
Question 35Personal Hygiene, Safety, and Salon Sanitization
Which statement about wearing gloves during beauty services is correct?
- Gloves replace the need for hand hygiene between clients
- Gloves should be changed between clients and hands washed after removal Correct answer.
- Gloves should be worn only when the client asks
- The same pair of gloves can be worn for a whole working day
Explanation
Gloves are a barrier, not a substitute for hand hygiene; they must be changed between clients and hands washed after removal because gloves can develop micro-perforations and hands can become contaminated during removal. Reusing one pair across clients transfers organisms.
Question 36Personal Hygiene, Safety, and Salon Sanitization
A beautician notices that a bottle of disinfectant has been left open and its label states a 24-hour working life once diluted. What is the correct action?
- Top up the bottle with water and continue using it
- Use it only on floors and continue with tools
- Add more concentrate to the old solution
- Discard the diluted solution and prepare a fresh batch with a date label Correct answer.
Explanation
Diluted disinfectants lose activity over time, and a solution kept beyond its stated working life may no longer be effective. The safe action is to discard it and prepare a fresh batch, labelled with the date and time of preparation. Topping up or adding concentrate to old solution gives an unknown concentration.
Question 37Personal Hygiene, Safety, and Salon Sanitization
Which combination of measures best describes standard infection-control precautions in a beauty salon?
- Hand hygiene, appropriate barriers, safe handling of sharps, and environmental cleaning Correct answer.
- Wearing a uniform and greeting clients politely
- Barrier creams and air fresheners only
- Hand hygiene and a pleasant waiting area
Explanation
Standard precautions combine hand hygiene, use of personal protective equipment as a barrier, safe handling and disposal of sharps and contaminated waste, and routine cleaning of the environment. Together these reduce transmission regardless of whether a client appears infectious. The other options describe comfort or appearance, not infection control.
Question 38Personal Hygiene, Safety, and Salon Sanitization
A salon uses a hospital-grade disinfectant that requires full immersion for 10 minutes. A beautician sprays the tools lightly and dries them after 2 minutes. What is the consequence?
- The tools are adequately disinfected because the product was applied
- The tools are not reliably disinfected because contact time and immersion were not met Correct answer.
- The tools are sterilised by the spray
- The tools become more effective with shorter exposure
Explanation
Disinfection depends on achieving the labelled concentration and contact time, and immersion ensures all surfaces are exposed. Spraying briefly and drying interrupts the process before the required contact time, so microbial reduction is unreliable. The manufacturer's instructions define what counts as adequate disinfection.
Question 39Personal Hygiene, Safety, and Salon Sanitization
A client faints in the salon chair during a service. Which sequence of actions is most appropriate?
- Stop the service, keep the airway clear, lay the client safely, and call for help if recovery is not prompt Correct answer.
- Continue the service and offer a glass of water while the client recovers
- Apply a hot towel to the face and resume the service immediately
- Leave the client alone to recover and attend to other clients
Explanation
When a client faints, the service must stop, the airway must be protected and the client positioned safely, and emergency help summoned if the client does not recover quickly. This follows the basic first-aid priority of airway, breathing and circulation. Resuming service before recovery risks further harm.
Question 40Personal Hygiene, Safety, and Salon Sanitization
A salon keeps reusable metal tools in a drawer labelled 'clean' but stores them next to tools that have only been rinsed after use. Which analysis of this practice is correct?
- Clean and contaminated tools must be stored separately, otherwise the clean tools become recontaminated Correct answer.
- The practice is acceptable because all tools are metal
- The practice is acceptable because the drawer is labelled clean
- The practice is acceptable if the drawer is closed
Explanation
The clean/dirty separation is a core principle of infection control; storing reprocessed tools beside merely rinsed ones allows transfer of soil and microorganisms. Reprocessed tools should be stored in a clean, designated area away from contaminated items. A label on the drawer does not prevent contamination.
Question 41Anatomy and Physiology of Skin, Hair, and Nails
In a beauty therapy context, which layer of the skin contains the sweat glands, sebaceous glands, and hair follicles?
- Stratum corneum
- Basal layer
- Hypodermis
- Dermis Correct answer.
Explanation
The dermis is the thick middle layer of the skin and houses the sweat glands, sebaceous glands, hair follicles, and blood vessels that support skin function. The epidermis above it has no glands or follicles, and the hypodermis below is mainly fat and connective tissue.
Question 42Anatomy and Physiology of Skin, Hair, and Nails
Which pigment produced by melanocytes gives skin, hair, and eyes their colour and helps protect against ultraviolet radiation?
- Melanin Correct answer.
- Elastin
- Keratin
- Collagen
Explanation
Melanin is the pigment made by melanocytes in the basal layer of the epidermis and transferred to surrounding keratinocytes. It determines skin and hair colour and absorbs ultraviolet radiation, reducing DNA damage from sunlight.
Question 43Anatomy and Physiology of Skin, Hair, and Nails
The visible portion of a nail that extends beyond the fingertip is called the:
- Nail matrix
- Free edge Correct answer.
- Nail plate
- Nail bed
Explanation
The free edge is the part of the nail plate that protrudes past the fingertip and is trimmed during a manicure. The nail plate is the whole hardened structure, the nail bed is the skin beneath it, and the matrix is the growth area at the base.
Question 44Anatomy and Physiology of Skin, Hair, and Nails
Which structure is the actively growing part of a hair that lies deep in the follicle and receives nourishment from the dermal papilla?
- Hair shaft
- Cuticle
- Hair bulb Correct answer.
- Arrector pili muscle
Explanation
The hair bulb is the swollen base of the hair root that surrounds the dermal papilla, which supplies blood and nutrients for growth. The shaft is the part above the skin surface, while the cuticle is the protective outer layer of the hair strand.
Question 45Anatomy and Physiology of Skin, Hair, and Nails
The outermost layer of the epidermis, made largely of dead keratin-filled cells that are continuously shed, is the:
- Stratum granulosum
- Stratum basale
- Stratum corneum Correct answer.
- Stratum spinosum
Explanation
The stratum corneum is the topmost epidermal layer, composed of flattened dead keratinocytes that form the skin's main barrier and are shed continuously. Below it lie the granulosum, spinosum, and basale layers, whose cells are still living and dividing or maturing.
Question 46Anatomy and Physiology of Skin, Hair, and Nails
During a manicure, the technician should avoid heavy pressure on the lunula because this pale half-moon area is:
- The blood supply for the whole fingertip
- A protective pad of fat under the nail plate
- A collection of dead cells that peels off easily
- The visible portion of the nail matrix where new nail forms Correct answer.
Explanation
The lunula is the visible part of the nail matrix, so it is delicate and sensitive; rough handling can damage new nail formation. It appears pale because the maturing nail cells there are not fully keratinised.
Question 47Anatomy and Physiology of Skin, Hair, and Nails
A client's skin tans after sun exposure because ultraviolet radiation stimulates melanocytes to produce more melanin. This response is best described as:
- Constriction of dermal blood vessels
- Desquamation of the outer skin layer
- Keratinisation of the stratum corneum
- A protective response that increases pigment in the epidermis Correct answer.
Explanation
Ultraviolet radiation triggers melanocytes to make and transfer more melanin to keratinocytes, darkening the skin and shielding cell DNA from further UV damage. This is a protective pigment response rather than a change in keratin or blood flow.
Question 48Anatomy and Physiology of Skin, Hair, and Nails
A hair strand has a damaged outer layer, making it look dull and rough. Which structure of the hair has been affected?
- Dermal papilla
- Cuticle Correct answer.
- Cortex
- Medulla
Explanation
The cuticle is the outermost layer of overlapping scales that protects the hair and gives it a smooth, shiny appearance. When these scales are damaged or raised, light reflects unevenly and the hair looks dull and feels rough.
Question 49Anatomy and Physiology of Skin, Hair, and Nails
Which statement correctly describes the role of sebum in skin and hair care?
- It is an oily secretion of sebaceous glands that lubricates skin and hair Correct answer.
- It is a pigment that darkens the hair shaft
- It is a protein that hardens the nail plate
- It is produced by sweat glands and mainly cools the skin
Explanation
Sebaceous glands secrete sebum, an oily substance that coats the skin surface and hair, keeping them supple and helping to limit water loss. Excess sebum is associated with oily skin and comedone formation.
Question 50Anatomy and Physiology of Skin, Hair, and Nails
A client reports excessive sweating on the palms. Which gland type is chiefly responsible for this watery secretion?
- Sebaceous glands
- Ceruminous glands
- Apocrine glands
- Eccrine sweat glands Correct answer.
Explanation
Eccrine sweat glands are distributed over most of the body, including the palms, and secrete watery sweat directly onto the skin surface for temperature regulation. Apocrine glands are limited to areas such as the axillae and are not the main source of palmar sweating.