Part 4 - The Integumentary System

Question 1

Includes skin, nails and hairs

Answer 1

Integumentary sys

Question 2

“Cutaneous membrane”

Answer 2

Skin

Question 3

Two main parts of the skin

Answer 3

1 epidermis

2 dermis

Question 4

Surface epithelial layer

Answer 4

Epidermis

Question 5

Deeper connective tissue layer composed of matrix

Answer 5

Dermis

Question 6

Cells and fibers

Answer 6

Matrix

Question 7

Is not part of the skin but it’s a layer of integ sys

Answer 7

Deep dermis

Question 8

Other name for deep dermis

Answer 8

Subcutaneous layer, hypodermis

Question 9

Characterized by keratinized stratified squamous epithelilum

Answer 9

Epidermis

Question 10

4 cell types

Answer 10

1 keratinocytes
2 melanocytes
3 langerhans cell
4 merkel cell

Question 11

Produces keratin

Answer 11

Keratinocytes

Question 12

Produces melanin

Answer 12

Melanocytes

Question 13

Immune response, kills microorganisms

Answer 13

Langerhans cell

Question 14

Sensory function, for body temp

Answer 14

Merkel cells

Question 15

Composed of 90% epidermal cells, 4-5 layers, water-proof skin

Answer 15

Keratinocytes

Question 16

Transfers pigments to keratinocytes, 8% of epidermal cells

Answer 16

Melanocytes

Question 17

Range color of melanocytes

Answer 17

Brown to dark

Question 18

Melanocytes + phagocytes

Answer 18

Albinism

Question 19

Bluish color

Answer 19

Cyanosis

Question 20

4 strata/layers of skin

Answer 20

1 stratum basale
2 stratum spinosum
3 stratum granulosum
4 stratum corneum

Question 21

For production of new cells/mitotic division

Answer 21

S basale

Question 22

Includes stem cells, composed of columnar cells

Answer 22

S basale

Question 23

Also known as STRATUM GERMINATIVUM

Answer 23

S basale

Question 24

Means reproduction/division

Answer 24

Germination

Question 25

8-10 cell layer, spine like cells

Answer 25

S spinosum

Question 26

Keratinized later, contains granular cell

Answer 26

Stratum granulosum

Question 27

Water proofing lipid

Answer 27

Lamellar granular

Question 28

Lucid, transparent

Answer 28

S lucidum

Question 29

Flattened dead cells

Answer 29

S corneum

Question 30

Peeling of skin

Answer 30

Ecdysis/molting

Question 31

Accessory structure of integ sys

Answer 31

1 hair 2 glands 3 nails

Question 32

Found on most skin surfaces

Answer 32

Hair

Question 33

Where can you not see the hair

Answer 33

Palmar surfaces of the hand and fingers

Question 34

Made of fused keratinized cells

Answer 34

Hair

Question 35

Consist of shaft and root, surrounded by hair follicle

Answer 35

Hair

Question 36

Exposed part of hair

Answer 36

Shaft

Question 37

Embeded part of hair

Answer 37

Root

Question 38

This is where hair root plexuses

Answer 38

Nerves

Question 39

Arrector pili

Answer 39

Muscle

Question 40

Secrets oily sebum

Answer 40

Sebaceous gland

Question 41

Keeps the skin moist

Answer 41

Sebum

Question 42

Tibes in which hormones flows

Answer 42

Duct

Question 43

Other term for sudoriferous gland

Answer 43

Oil

Question 44

Wide distribution-thermoregulation

Answer 44

Ecrine sweat gland

Question 45

Present only in axilla, groin, areolae and beard

Answer 45

Appocrine sweat gland

Question 46

Contains other cell materials and produces pheromes

Answer 46

Appocrine SG

Question 47

External auditory canal combine with sebum and produces earwax

Answer 47

Ceruminous gland

Question 48

Plates of packed hard dead keratinized cell

Answer 48

Nails

Question 49

Mojor visible portion of nail

Answer 49

Nail body

Question 50

Part of naik extending past finger or toe

Answer 50

Free edge

Question 51

Part of nail not visible

Answer 51

Root

Question 52

Functions of integumenraty sys

Answer 52

``` 1 tenperature regulation 2 protection 3 sensory reception 4 excretion and absorption 5 vitamin d synthesis ```

Question 53

In this stage can develop acne

Answer 53

Adolescence

Question 54

Aging

Answer 54

``` 1 adolescnce 2 mostly dermis visible 4 loss of colagen fibers 5 loss of immune response 6 decreased melanocyte function ```

Question 55

What age starts the only dermis is visible

Answer 55

Age of 40

Question 56

Body covering

Answer 56

Integumentary system