Integumentary System

Question 1

A primary function of ________ is absorption of calcium in the digestive tracts

Answer 1

Vitamin D

Question 2

The __________ of the integumentary system allows for excretion and absorption through the skin while still providing protection from external environment

Answer 2

semi-permeable membrane

Question 3

_________ in the dermal layer provide sensory perception close to the surface of the skin.

Answer 3

Free nerve endings

Question 4

_________ is the main substance in the epidermis that protects from heat, microbes, and chemicals

Answer 4

Keratin

Question 5

The tactile cells of the epidermal layer are called ______

Answer 5

Merkel cells (discs)

Question 6

___________ produce pigment that absorbs UV light

Answer 6

Melanocytes

Question 7

The five layers of epidermis are

Answer 7

Stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, stratum corneum

Question 8

The stratum ________ is mainly found in the palms and soles of the feet.

Answer 8

Lucidum

Question 9

Langerhans cells function to ________

Answer 9

provide immune response

Question 10

The stratum basale consists of ________ layer(s) of cuboidal/columnar keratinocytes

Answer 10

One

Question 11

Lamellar granules in the stratum _______ release a lipid-rich secretion to create semi-permeable protective barrier

Answer 11

granulosum

Question 12

Psoriasis is a skin disorder in which keratinocytes _________

Answer 12

divide more quickly than normal and shed prematurely

Question 13

The dermis consists of mainly ________ tissue

Answer 13

connective

Question 14

Free nerve endings in the dermis that sense heat are thermoreceptors while those that sense pain are

Answer 14

nocireceptors

Question 15

Hair root plexus functions to _________

Answer 15

sense when the associated hair is stimulated

Question 16

The secretion ________ coats hair and keeps skin soft and pliable

Answer 16

sebum

Question 17

_________ sudoriferous glands occur after pubescence.

Answer 17

Apocrine

Question 18

Ear wax is secreted by _______ glands

Answer 18

ceruminous

Question 19

The cellular response when migrating cells touch one another and stop migrating is known as ________

Answer 19

contact inhibition

Question 20

List the ABCDE’s of malignant melanoma detection.

Answer 20

Asymmetry, Border (irregular), Color (uneven), Diameter (>0.25in), Elevation

Question 21

In deep wound healing, __________ deposit collagen to strengthen the wound

Answer 21

fibroblasts

Question 22

What is the most superficial layer of the skin?

Answer 22

Stratum corneum

Question 23

Which of the following is not considered part of the skin - Epidermis, Dermis, Hypodermis?

Answer 23

Hypodermis

Question 24

What is the deepest layer of the epidermis?

Answer 24

Stratum basale, germinativum

Question 25

What condition is due to the buildup of the yellow pigment bilirubin in the skin?

Answer 25

Jaundice

Question 26

What condition is the result of blood not picking up an adequate amount of oxygen that makes the skin appear bluish?

Answer 26

Cyanosis

Question 27

What glands produce sweat?

Answer 27

Sudoriferous

Question 28

What glands produce oil?

Answer 28

Sebacious