Question 1

Which layer of the skin is avascular and relies on diffusion from underlying tissues for nutrient supply?

Accepted Answer

Epidermis

Question 2

What is the primary protein that makes up most of the hair?

Accepted Answer

Keratin

Question 3

Which of the following is NOT a main function of the integumentary system?

Accepted Answer

Digestion

Question 4

Sebaceous glands secrete their product into which structure?

Accepted Answer

Into the hair follicle

Question 5

Which layer of the skin contains blood vessels, nerves, and sweat glands?

Accepted Answer

Dermis

Question 6

Which function of the skin is most directly related to the presence of sweat glands?

Accepted Answer

Regulation of body temperature

Question 7

The arrector pili muscle is responsible for which phenomenon?

Accepted Answer

Goosebumps

Question 8

Which statement about the subcutaneous layer is correct?

Accepted Answer

It contains fat and helps insulate the body.

Question 9

Which accessory structure of the integumentary system is responsible for producing the nail?

Accepted Answer

Nail matrix

Question 10

Which of the following statements about the epidermis is true?

Accepted Answer

It is composed of stratified squamous epithelium.

Question 11

A patient presents with a burn that affects both the epidermis and the dermis. Which term best describes this type of burn?

Accepted Answer

Second-degree burn

Question 12

Which of the following is a function of the sebaceous glands?

Accepted Answer

Production of sebum to lubricate and protect the skin

Question 13

Which structure anchors the hair root and provides nutrients for hair growth?

Accepted Answer

Hair follicle

Question 14

Which of the following is NOT a function of the skin?

Accepted Answer

Production of red blood cells

Question 15

Which layer of the skin is responsible for producing new epidermal cells?

Accepted Answer

Stratum basale

Question 16

Which of the following best describes the function of the cuticle in the nail?

Accepted Answer

It protects the area between the skin and the nail from infection.

Question 17

Which of the following statements about sweat glands is correct?

Accepted Answer

They help regulate body temperature and remove waste.

Question 18

Which of the following is a correct description of the arrector pili muscle?

Accepted Answer

It is a smooth muscle attached to the hair follicle.

Question 19

Which of the following statements about the subcutaneous layer is incorrect?

Accepted Answer

It is the outermost layer of the skin.

Question 20

Which of the following is a function of the skin related to homeostasis?

Accepted Answer

Regulation of body temperature

Overview and Functions of the Integumentary System

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