The Integumentary System

Question 1

What is the primary function of the integumentary system?

Answer 1

To protect the body from external damage and maintain homeostasis.

Question 2

True or False: The integumentary system includes only the skin.

Answer 2

False

Question 3

Name the three main layers of the skin.

Answer 3

Epidermis, dermis, and hypodermis.

Question 4

What type of tissue primarily makes up the epidermis?

Answer 4

Stratified squamous epithelium.

Question 5

Fill in the blank: The dermis contains __________ and blood vessels.

Answer 5

connective tissue

Question 6

What is the role of melanocytes in the skin?

Answer 6

To produce melanin, which gives skin its color and protects against UV radiation.

Question 7

Which layer of the skin is responsible for thermoregulation?

Answer 7

The dermis.

Question 8

True or False: Hair follicles are found in the epidermis.

Answer 8

False

Question 9

What are the two types of sweat glands?

Answer 9

Eccrine and apocrine glands.

Question 10

What is the primary component of hair?

Answer 10

Keratin.

Question 11

What is the term for the outermost layer of the skin?

Answer 11

Epidermis.

Question 12

Name one function of sebaceous glands.

Answer 12

To secrete sebum, which lubricates the skin and hair.

Question 13

Fill in the blank: The hypodermis is primarily composed of __________ tissue.

Answer 13

adipose

Question 14

What is the function of the arrector pili muscle?

Answer 14

To cause hair to stand upright in response to cold or fear.

Question 15

True or False: The integumentary system plays a role in vitamin D synthesis.

Answer 15

True

Question 16

What type of sensory receptors are found in the skin?

Answer 16

Mechanoreceptors, thermoreceptors, and nociceptors.

Question 17

What is the primary cause of skin aging?

Answer 17

Decreased collagen production and UV damage.

Question 18

What is the condition characterized by excessive skin shedding?

Answer 18

Psoriasis.

Question 19

Fill in the blank: The skin acts as a barrier against __________.

Answer 19

pathogens

Question 20

What is the role of keratinocytes?

Answer 20

To produce keratin, a protein that protects the skin.

Question 21

True or False: Nails are composed of living tissue.

Answer 21

False

Question 22

What is the medical term for the study of skin?

Answer 22

Dermatology.

Question 23

What is a common skin condition caused by bacteria?

Answer 23

Acne.

Question 24

Fill in the blank: The integumentary system helps regulate __________ balance.

Answer 24

water

Question 25

What is the function of Langerhans cells in the skin?

Answer 25

To act as immune cells that help detect pathogens.

Question 26

How does the integumentary system aid in temperature regulation?

Answer 26

Through the process of sweating and blood flow adjustments.