Comprehensive Skin Anatomy, Function, and Diseases Quizlet

What is the deepest layer of the skin?

Dermis

What type of tissue is the epidermis primarily composed of?

Stratified squamous epithelium

What is the function of keratinocytes in the epidermis?

Provide structure and protection

What pigment do melanocytes produce?

Melanin

What is the hypodermis also known as?

Fascia

What are the two main layers of the dermis?

Papillary and reticular layers

What is the primary function of sweat glands?

Thermoregulation

What type of hair is fine and pale, found on arms and children?

Vellus hair

What is hirsutism?

Excessive hair growth due to hormonal imbalance

What is the most common type of skin cancer?

Basal cell carcinoma

What are the ABCD rules used for?

Early detection of melanoma

What characterizes a second-degree burn?

Epidermal and upper dermal damage with blisters

What is the primary cause of tissue damage in burns?

Denaturation of proteins

What is the appearance of a third-degree burn?

Gray-white, cherry red, or blackened skin with no pain

What is the function of sebaceous glands?

Produce oil to lubricate skin and hair

What is the role of dendritic cells in the skin?

Activate the immune system

What causes cyanosis?

Low oxygen levels leading to a blue hue in the skin

What is the function of tactile (Merkel) cells?

Serve as sensory receptors for touch

What are striae?

Stretch marks caused by rapid skin stretching

What is the primary function of melanin?

Protect against UV light

What is the difference between whiteheads and blackheads?

Whiteheads are blocked glands; blackheads are oxidized infections

What is the primary function of the skin?

Protection, temperature regulation, sensation, metabolic functions, and waste excretion