Structure and Functions of the Skin

These flashcards cover the structure, functions, and the relationship of the skin with other body systems.

What are the five layers of the epidermis?

Stratum Corneum, Stratum Lucidum, Stratum Granulosum, Stratum Spinosum, Stratum Basale.

What is the primary function of sebaceous glands?

To secrete sebum, which lubricates the skin and hair.

What type of tissue makes up the dermis?

Connective tissue.

What is keratinization?

The formation of a waterproof, protective layer on the skin.

What role does melanin play in the skin?

It provides pigmentation and UV protection.

How does the skin assist in heat regulation?

By cooling through sweat glands and retaining heat via blood vessel regulation.

What is the role of the hypodermis (subcutaneous region)?

It primarily consists of adipose tissue, which cushions, insulates, and stores energy.

What sensation can receptors in the skin detect?

Touch, pain, and temperature.

How does the skin relate to the circulatory system?

Capillaries in the skin regulate heat and deliver nutrients.

What is the function of the skin in vitamin D formation?

UV light converts 7-dehydrocholesterol into cholecalciferol (vitamin D).