Esthetics [Cosmetology]| Approved
2024/2025
What type of tissue is primarily responsible for the regeneration of skin after an injury?
Connective tissue
Which layer of the skin contains melanocytes, the cells responsible for pigment production?
Stratum basale
A drinking fountain, cooler, or refreshment center can be located in the restroom of a
cosmetological establishment. False
What is the primary function of sebaceous glands in the skin?
To secrete sebum for lubrication
In histology, what does the term "stratified" refer to regarding epithelial tissue?
Multiple layers of cells
Which type of skin cancer is characterized by abnormal growth of melanocytes?
Melanoma
What is the role of the dermal papillae in the skin?
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, To increase the surface area for nutrient exchange between the dermis and epidermis
Which type of connective tissue is found in the dermis?
Dense irregular connective tissue
What is the primary cause of acne vulgaris?
Hormonal changes leading to increased sebum production
Which vitamin is essential for the maintenance and repair of skin tissues?
Vitamin C
In dermatology, what does the term "telangiectasia" refer to?
Dilated superficial blood vessels
What is the most common type of skin disorder caused by excessive sun exposure?
Actinic keratosis
What is the purpose of performing a patch test before applying new cosmetic products?
To check for allergic reactions
Which chemical is commonly used in sterilization to kill bacteria and viruses on surfaces?
Ethylene oxide
2
,What is the primary ingredient in chemical exfoliants that helps to remove dead skin cells?
Alpha hydroxy acids (AHAs)
In histology, what is the function of keratinocytes in the epidermis?
To produce keratin, providing a protective barrier
What skin condition is characterized by an overproduction of skin cells leading to thick, red,
scaly patches?
Psoriasis
What is the role of Langerhans cells in the skin?
To act as immune cells detecting pathogens
Which type of light is used in phototherapy to treat various skin conditions?
Ultraviolet (UV) light
What is the main objective of sterilization in a beauty setting?
To eliminate all microorganisms from tools and surfaces
In dermatology, what does the term "comedo" refer to?
A clogged hair follicle, commonly known as a blackhead or whitehead
3
, Which skin layer is responsible for housing hair follicles and sweat glands?
Dermis
What is the primary effect of using retinoids in skincare?
To promote cell turnover and improve skin texture
Which type of exfoliation uses physical methods to remove dead skin cells?
Mechanical exfoliation
What is the name of the condition characterized by the loss of pigment in patches of skin?
Vitiligo
What type of skin lesions are typically raised, red, and often itchy?
Wheals
In histology, what type of cell is primarily involved in the production of collagen?
Fibroblasts
Which procedure is commonly used to treat acne scars and involves controlled injury to the skin?
Microneedling
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