integumentary system

Question 1

what are the 3 main layers of the skin?

Answer 1

epidermis, dermis, subcutaneous layer

Question 2

Which layer of the skin does not contain blood vessels?

the epidermis
the hypodermis
the dermis

Answer 2

the epidermis

Question 3

What is the function of a skin pore?

to grow hair
to secrete sweat
to produce sweat

Answer 3

to secrete sweat

Question 4

Which organ produces hair?

the skin
the hair follicle
the hair fibre

Answer 4

the hair follicle

Question 4

Which organ produces hair?

the skin
the hair follicle
the hair fibre

Answer 4

the hair follicle

Question 5

Which layer of the skin does NOT contain blood vessels?

epidermis
hypodermis
dermis

Answer 5

epidermis

Question 6

In which layer of the skin are melanocytes located?

hypodermis
epidermis
dermis

Answer 6

epidermis

Question 6

In which layer of the skin are melanocytes located?

hypodermis
epidermis
dermis

Answer 6

epidermis

Question 7

What is the function of an adipocyte?

fat production
fat degradation
fat storage

Answer 7

fat storage

Question 8

Which of these body parts does NOT contain melanin?

nails
hair
skin

Answer 8

nails

Question 8

Which of these body parts does NOT contain melanin?

nails
hair
skin

Answer 8

nails

Question 9

What is the function of a pore?

to grow hair
to secrete sweat
to produce sweat

Answer 9

to secrete sweat

Question 10

What is sebum?

sweat
a hormone
an oily substance secreted onto hair

Answer 10

an oily substance secreted onto hair

Question 11

What is sebum?

sweat
a hormone
an oily substance secreted onto hair

Answer 11

an oily substance secreted onto hair

Question 12

Sweat glands are located in the …

dermis
epidermis
hypodermis

Answer 12

dermis

Question 12

Sweat glands are located in the …

dermis
epidermis
hypodermis

Answer 12

dermis

Question 13

What type of tissue is the main component of the dermis?

fatty tissue
connective tissue
soft tissue

Answer 13

connective tissue

Question 13

What type of tissue is the main component of the dermis?

fatty tissue
connective tissue
soft tissue

Answer 13

connective tissue

Question 14

Where are hair roots located within the skin?

in the hypodermis
in the epidermis
in the dermis

Answer 14

in the dermis

Question 15

What substance are nails made of?

keratin
melanin
collagen

Answer 15

keratin

Question 16

Which is NOT part of the connective tissue in the dermis?

keratinocytes
collagen
elastin

Answer 16

keratinocytes

Question 17

Which of these is NOT a function of hair?

to sense movement
to secrete sweat
insulation

Answer 17

to secrete sweat

Question 18

Which type of layer separates the epidermis from the dermis?

a layer of fat
a basement membrane
a layer of fluid

Answer 18

a basement membrane

Question 19

How does the epidermis absorb oxygen?

by diffusion from capillary beds
it does not need oxygen
by diffusion with the surrounding air

Answer 19

by diffusion with the surrounding air

Question 20

What type of cell provides the physical barrier of the skin? keratinocytes melanocytes adipocytes

Answer 20

keratinocytes

Question 21

What type of epithelium is the epidermis composed of? pseudostratified epithelium stratified squamous epithelium simple columnar epithelium

Answer 21

stratified squamous epithelium

Question 22

Which of the following is NOT a type of adipose tissue? brown adipose tissue white adipose tissue black adipose tissue

Answer 22

black adipose tissue

Question 23

Sebum is secreted from the ... salivary gland sebaceous gland pituitary gland

Answer 23

sebaceous gland

Question 24

What are the immune cells in the epidermis called? langerhans cells macrophages neurons

Answer 24

langerhans cells

Question 25

What is the function of the connective tissue in the dermis? to give the skin rigidity to make the skin waterproof to give flexibility to the skin

Answer 25

to give flexibility to the skin

Question 26

UVB radiation damage can cause which of the following? malignant melanoma lymphoma sunburn

Answer 26

malignant melanoma

Question 27

What is the function of piloerection? to secrete sebum to trap warm air between hairs to trap cold air between hairs

Answer 27

to trap warm air between hairs

Question 28

What is the function of piloerection? to secrete sebum to trap warm air between hairs to trap cold air between hairs

Answer 28

to trap warm air between hairs

Question 29

What is the function of the arrector pili muscle? to flatten down hairs to secrete sebum to make hairs stand on end

Answer 29

to make hairs stand on end