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The Science of Skin

Total questions: 21

Worksheet time: 35mins

Name
Class
Date
1.
The largest organ of the human body is the:
a)
liver
b)
skin
c)
lungs
d)
heart
2.

The OUTERMOST and thinnest layer of the skin is the:

a)

surface

b)

epidermis

c)

subcutaneous

d)

dermis

3.

Of the 5 epidermal layers, which one is on the outer surface and is DEAD, DRY and FLAKEY. *MOST SUPERFICIAL*

a)

melanin

b)

stratum corneum

c)

stratum basale

d)

stratum spinosum

4.

Of the 5 epidermal layers, which layer is ONLY found in THICK SKIN!

a)

stratum spinosum

b)

stratum granulosum

c)

stratum lucidium

d)

stratum corneum

5.

The dermis layer is made up of two regions, which are the:

a)

papillary and reticular

b)

papillary and dermal

c)

dermal and basale

d)

subcutaneous and reticular

6.

The layer of fatty tissue found deeper (below) the dermis is called the

a)

reticular region

b)

papillary layer

c)

epidermis

d)

subcutaneous layer

7.

The middle layer of the skin where blood vessels and sensory receptors can be found is the

a)

follicle

b)

epidermis

c)

dermis

d)

hypodermis

8.

Where can you find dead skin cells?

a)

Your innermost layer of skin

b)

Your outermost layer of skin

c)

The border between the epidermis and the dermis

d)

The border between the dermis and the hypodermis

9.

What layer of skin is this

a)

Melanin

b)

epidermis

c)

dermis

d)

hypodermis

10.

What layer of skin is this

a)

hypodermis

b)

epidermis

c)

dermis

d)

sweat gland

11.

What layer of skin is this?

a)

epidermis

b)

dermis

c)

hypodermis

d)

melanin

12.

Which is not a function of the skin

a)

produces vitamin D

b)

eliminates waste

c)

stores calcium and phosphorus

d)

helps regulate body temperature

13.
The muscle that causes goose bumps when a person is frightened or cold is the?
a)
angled muscle
b)
secretory muscle
c)
absorption muscle
d)
arrector pili muscle
14.

Which vitamin enables the body to properly absorb and use calcium?

a)

vitamin A

b)

vitamin C

c)

vitamin D

d)

vitamin E

15.

Layer of the dermis responsible for fingerprints

a)

reticular region

b)

stratum basale

c)

papillary region

d)

hypodermis

16.

Wrinkles are caused by

a)

the elastic fibers in the reticular region losing elasticity

b)

the elastic fibers in the papillary region losing elasticity

c)

the goosebump muscles losing their stretch

d)

the cells in the dermis losing their blood supply

17.

Why do you turn red when you are hot?

a)

The blood vessels in your skin constrict, reducing blood flow to cool the body

b)

The blood vessels constrict to increase blood flow to cool the body

c)

The blood vessels dilate to increase blood flow to the skin

d)

The blood vessels dilate to decrease blood flow to the skin

18.

Melanin:

a)

Helps protect skin from UV radiation

b)

Is found in almost every human being

c)

Is responsible for skin color

d)

All of the above

19.

List the MAIN layers of the skin from DEEP (inner) to SUPERFICIAL (outer).

a)

dermis, hypodermis, epidermis

b)

epidermis, dermis, hypodermis

c)

hypodermis,epidermis, dermis

d)

hypodermis, dermis, epidermis

20.

Which of the following is NOT part of the integumentary system?

a)

skin

b)

cartilage

c)

nails

d)

hair

21.

When getting a tattoo, ink pigments are injected into which layer of the skin?

a)

dermis

b)

hypodermis

c)

epidermis

d)

stratum corneum