CDT Skin Anatomy & Physiology

Question 1

Which layer of the skin is responsible for waterproofing and protection?

Accepted Answer

Epidermis

Answer

Dermis

Answer

Subcutaneous layer

Answer

Basement membrane

Question 2

What is the primary function of the dermis?

Accepted Answer

Support and nourishment

Answer

Fat storage

Answer

Barrier formation

Answer

Vitamin D synthesis

Question 3

Which cells produce melanin?

Accepted Answer

Melanocytes

Answer

Keratinocytes

Answer

Fibroblasts

Answer

Langerhans cells

Question 4

Which layer contains blood vessels and nerves?

Accepted Answer

Dermis

Answer

Epidermis

Answer

Stratum basale

Answer

Stratum corneum

Question 5

What is the role of sebaceous glands?

Accepted Answer

Sebum production

Answer

Sweat production

Answer

Vitamin D synthesis

Answer

Keratin production

Question 6

What is keratin?

Accepted Answer

A protein providing structure and protection

Answer

A pigment

Answer

A connective tissue

Answer

A hormone

Question 7

Which skin function involves heat regulation?

Accepted Answer

Thermoregulation

Answer

Immune protection

Answer

Sensation

Answer

Vitamin storage

Question 8

Which skin layer undergoes mitosis to create new skin cells?

Accepted Answer

Stratum basale

Answer

Stratum corneum

Answer

Stratum granulosum

Answer

Stratum lucidum

Question 9

How does the skin participate in immune defense?

Accepted Answer

Through Langerhans cells

Answer

By producing antibodies

Answer

By secreting melanin

Answer

Via sweat production