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Week 3 AP Quiz-CMT 102

Total questions: 15

Worksheet time: 15mins

Name
Class
Date
1.

Which specialized cells produces a hormone that contributes to skin color and serve to reduce the amount of UV light that can penetrate in the deeper layers of the skin?

a)

Langherhan cells

b)

Dermal graft cells

c)

Melanocytes

d)

Dendrites

2.

The evaporation of sweat and shivering both contribute to which of the skin’s functions?

a)

Body temperature regulation

b)

Absoroption

c)

Protection

d)

Immunity

3.

Which type of tissue makes up the epidermis?

a)

connective

b)

epithelial

c)

adipose

d)

subcutaneous

4.

Name the layer of skin that is not associated or supplied with blood vessels (avascular).

(a)  

5.

True or False. Skin converts UV rays to vitamin D

(a)  

6.

What cells make up more than 90% of the epidermis and contribute to the skin’s protective function?

a)

keratinocytes

b)

langerhans cells

c)

adipose cells

d)

carotene and melanin

7.

Some medical practitioners routinely examine a patient’s lunula for evidence of systemic disease. Which part of the integumentary system are they examining?

a)

hair follicles

b)

sudoriferous glands

c)

base of the nails

d)

free edge of the nails

8.

Which of the following is not a function of the integumentary system?

a)

sensation

b)

absorption

c)

motor output

d)

waste elimination

9.

After completing their life cycle of 21 to 27 days, superficial epidermal cells slough off in a process which has a name that is suggestive of the shape of these epithelial cells. What is the term for the normal flaking off of skin cells?

a)

keratinize

b)

scleroderma

c)

hyperemia

d)

desquamate

10.

Which type of sweat gland is found in the axilla and anogenital region and begins to function at puberty?

a)

sebaceous

b)

eccrine

c)

bilirubin

d)

apocrine

11.

Langerhans cells in the skin contribute to which important function if the integumentary system?

a)

waste elimination

b)

immunity

c)

absorption

d)

sensation

12.

Where cells of both regions connect and are separated by a basement membrane. The is a region of your skin that also provides support for the epidermis and nutrient exchange between the two regions.

a)

Subcutaneous layer

b)

dendritic memberane

c)

epidermal-dermal junction

d)

melanin-keratin compound

13.

A genetic condition in which individuals cannot produce melanin?

a)

vitiligo

b)

cyanosis

c)

ischemia

d)

albinism

14.

Decrease in blood flow from vasoconstriction or other causes.

a)

hyperemia

b)

cyanosis

c)

ischemia

d)

inflammation

15.

Blue or purple-tinted skin.

a)

ischemia

b)

pallor

c)

hyperemia

d)

cyanosis