Ch 6 integument system

Question 1

What membrane is the skin?

Answer 1

Cutaneous membrane

Question 2

What is dermatology?

Answer 2

Study of skin

Question 3

What tissue is found in the epidermis?

Answer 3

Stratified squamous epithelium

Question 4

What does the stratified squamous epithelium protect from?

Answer 4

Abrasion

Question 5

What tissues is in the dermis layer?

Answer 5

Dense irregular connective tissue and areolar

Question 6

What is the function dense irregular CT?

Answer 6

Resists stretch in multiple directions

Question 7

What tissue is in the hypodermis (subcutaneous) layer?

Answer 7

Adipose tissue

Question 8

What occurs in Stratum Basale?

Answer 8

Mitosis

Question 9

What kind of layer is stratum spinosum?

Answer 9

Spiny layer

Question 10

What kind of layer is darkest layer?

Answer 10

Stratum granulosum

Question 11

What layers have dead cells?

Answer 11

Corneum, lucidum, granulosum

Question 12

What layer is transparent?

Answer 12

Stratum lucidum

Question 13

What is the top layer of the epidermis?

Answer 13

Stratum corneum

Question 14

What does the stratum basale do?

Answer 14

Replicate cells

Question 15

What is does keratin do?

Answer 15

Water resistant’s

Question 16

What does melanin do?

Answer 16

Produce and store pigment

Question 17

What does melanosomes do?

Answer 17

Transfers pigment (protects DNA)

Question 18

What layer lets us know touch?

Answer 18

Stratum basale

Question 18

What does the epidermal dendritic cell do?

Answer 18

Initiate immune response

Question 19

What does thick skin have?

Answer 19

Sweat glands

Question 19

Where is stratum lucidum located?

Answer 19

Thick skin; sole and palm

Question 20

What does stratum corneum protect against?

Answer 20

Abrasion and infections

Question 21

What does thin skin have?

Answer 21

Sweat glands, sebaceous glands, and hair follicles

Question 22

What determines hemoglobin?

Answer 22

Oxygen

Question 23

What determines melanin?

Answer 23

UV exposure

Question 24

What determines carotene?

Answer 24

Some vegetables

Question 24

What causes nevus (mole)

Answer 24

Overgrowth of melanocytes

Question 25

What causes hemangiomas?

Answer 25

Blood vessel tumor

Question 25

What causes freckles?

Answer 25

Increase in melanocyte activity

Question 26

What tissue is in the papillary layer?

Answer 26

Areolar tissue

Question 26

What are friction ridges?

Answer 26

Fingerprints

Question 27

Two layers of dermis

Answer 27

Papillary and reticular layer

Question 28

What tissue is in the reticular layer?

Answer 28

Dense irregular CT

Question 29

What is the function of elastic fibers?

Answer 29

Stretch and recoil

Question 29

What function is collagen fibers?

Answer 29

Resist stress in one direction

Question 30

What does collagen and elastic fibers do?

Answer 30

Bundles functions

Question 31

What tissues are found in the subcutaneous layer?

Answer 31

Areolar and adipose CT

Question 32

What happens when collagen fibers are torn?

Answer 32

Stretch marks (striae)

Question 33

What are the functions of subcutaneous layer?

Answer 33

Protection, energy storage, insulation

Question 34

What is calcitriol?

Answer 34

Increases absorption of calcium and phosphate

Question 34

What is metabolic regulation?

Answer 34

Formation of vitamin D3 and produces calcitriol

Question 35

Merocrine

Answer 35

Exocytosis

Question 36

Apocrine

Answer 36

Apical

Question 37

Holocrine

Answer 37

Whole cell

Question 38

What is sweats function?

Answer 38

Secretion

Question 39

Main function of merocrine sweat glands

Answer 39

Regulate body temp.

Question 40

Main function of apocrine sweat glands

Answer 40

Activate during puberty

Question 41

What is sebum?

Answer 41

Oil glands

Question 41

What kind of glands are holocrine glands?

Answer 41

Sebaceous glands

Question 42

What are the two types of apocrine glands?

Answer 42

Ceruminous and mammary glands

Question 43

What is cerumen?

Answer 43

Earwax

Question 44

What is regeneration?

Answer 44

Replacement with same cell type

Question 45

What is fibrosis?

Answer 45

Change with fibroblast

Question 46

What is stem cells?

Answer 46

Immune system of skin

Question 47

What is the rule of nines?

Answer 47

A tool used to estimate a burn's percentage of your total skin, by separating the body by multiples of 9%.