CHAPTER 6

Question 1

Epidermis -

Answer 1

avascular keratinized stratified squamous epithelium

Question 2

Dermis -

Answer 2

connective tissue, blood vessels, and nervous tissue

Question 3

subcutaneous layer -

Answer 3

(hypodermis) of areolar and adipose tissues

Question 4

What is the Epidermis composed of?

Answer 4

composed of stratified squamous epithelium.

Question 5

what is included in the dermis?

Answer 5

includes connective tissue consisting of collagen and elastic fibers, epithelial tissue, smooth muscle tissue, nervous tissue, and blood.

Question 6

what separates these two skin layers( epidermis and dermis)?

Answer 6

basement membrane anchors the epidermis to the dermis and separates these two skin layers.

Question 7

what does adipose tissue help do?

Answer 7

helps to conserve body heat

Question 8

where is the Stratum corneum found?

Answer 8

is in the thickened and hairless skin of the palms and soles.

Question 9

Functions of the skin 1

Answer 9

1. Responsible for maintaining homeostasis

Question 10

Functions of the skin 2

Answer 10

2. Temperature regulation

Question 11

Functions of the skin 3

Answer 11

3. Protection of underlying tissues

Question 12

Functions of the skin 4

Answer 12

4. Retard water loss

Question 13

Functions of the skin 5

Answer 13

5. House sensory receptors

Question 14

Functions of the skin 6

Answer 14

6. Synthesize certain biochemicals

Question 15

Functions of the skin 7

Answer 15

7. Excrete wastes

Question 16

Functions of the skin 8

Answer 16

8. Part of the process to make vitamin D

Question 17

does the epidermis have blood vessels?

Answer 17

no, only the dermis and subcutaneous layer

Question 18

stratum corneum

Answer 18

top layer of the epidermis

Question 19

stratum lucidum

Answer 19

layer underneath the stratum corneum

- found in the thicker palms and soles.

Question 20

stratum granulosum

Answer 20

layer underneath the stratum lucidum

Question 21

stratum spinosum

Answer 21

layer of epidermis found between the stratum granalosum and the stratum basale

Question 22

stratum basale

Answer 22

layer of epidermis underneath the stratum spinosum

Question 23

basement membrane

Answer 23

seperates the epidermis layer from the dermis layer

Question 24

hair bulge

Answer 24

surrounds the hair shaft

Question 25

dermal papilla

Answer 25

squiggally lines on the dermal layer underneath the basement membrane

Question 26

capillary

Answer 26

branch like structures on blood vessels

Question 27

lamellated (Pacinian) Corpuscle

Answer 27

leaf head shape in the dermis layer

Question 28

Tactile (Meissner's) corpuscle

Answer 28

sperm head looking thing

Question 29

sebaceous gland

Answer 29

higher along the shaft then the hair bulge

Question 30

arrector pili muscle

Answer 30

muscle that attach from the dermis to the hair shaft

Question 31

mesocrine sweat gland

Answer 31

connected to the sweat gland poor

Question 32

sweat gland pore

Answer 32

opening located on the surface of the stratum corneum

Question 33

sweat gland ducts

Answer 33

lie within the the mesocrine sweat

Question 34

hair follicle

Answer 34

lower layer of the distal end of hair shaft

Question 35

adipose tissue

Answer 35

fat in subcutaneous layer

Question 36

where does the muscle layer lie?

Answer 36

underneath the subcutaneous layer

Question 37

Dark hair has ____ that gives it its color

Answer 37

eumelanin (brownish-black)

Question 38

blonde and red hair have ____ that gives its

Answer 38

pheomelanin (reddish- | yellow)

Question 39

what plays a role in the temperature regulation

Answer 39

hypothylamus

Question 40

free edge

Answer 40

outermost part of the nail

Question 41

nail plate

Answer 41

the structure in between the free edge and the Lunula

Question 42

cuticle

Answer 42

inner most structure

Question 43

nail bed

Answer 43

layer underneath the nail made of squamous epithelium

Question 44

Hair can be found in nearly all regions of the skin except ...

Answer 44

palms, soles, lips, nipples, and portions of external genitalia

Question 45

what do sabeceous glands secret?

Answer 45

Sebum

Question 46

what does sebum do?

Answer 46

waterproofs and moisturizes the hair shafts and skin

Question 47

what is sebum

Answer 47

an oily mixture of fatty material and cellular debris

Question 48

what does merocrine gland respond to

Answer 48

body temperature

Question 49

what does apocrine sweat glands respond to

Answer 49

body temperature, stress, and sexual arousal

Question 50

Modified sweat glands are called

Answer 50

ceruminous glands which | secrete wax in the ear canal

Question 51

Mammary glands,

Answer 51

another type of modified sweat glan which secretes milk

Question 52

How are superficial cuts filled?

Answer 52

Superficial cuts are filled in by reproducing epithelial cells

Question 53

what occurs in deeper injuries where there are broken blood vessels?

Answer 53

- involves the formation of a blood clot