Test On Skin

Question 1

Why can’t the body regulate as well

Answer 1

Blood supply decrease

Question 2

Why do wrinkles form

Answer 2

Less collagen and elastic fibers

Question 3

Why is the skin is really damaged when you grow older

Answer 3

The epidermis thins and isn’t stratified

Question 4

What are some affects of aging

Answer 4

Skin easily damaged, wrinkles, age spots, or ability to regulate body temperature

Question 5

Is hair on the thin or thick skin

Answer 5

Thin

Question 6

Macrophages

Answer 6

Engulf bacteria and viruses

Question 7

Adipose function

Answer 7

Cushions, insulates, and stores energy

Question 8

What is the hypodermis made of

Answer 8

Adipose, connective tissue, macrophages, and collagen and elastic fibers

Question 9

What is the largest organ

Answer 9

Skin

Question 10

What tissue is in epidermis

Answer 10

Stratified squamous

Question 11

What must the skin get rid of

Answer 11

Nitrogen compounds

Question 12

Water retention

Answer 12

Releases and gains water

Question 13

Facial expressions

Answer 13

Skeletal muscles on face feel attached

Question 14

Sensation

Answer 14

Money receptors for heat, cold, touch, vibration, and pressure

Question 15

Where is sensation

Answer 15

Bottom of the feet, palms, face, nipples, and genitals

Question 16

Integument structure

Answer 16

Skin, hair, nails, glands

Question 17

After you burn, what typically happens

Answer 17

Water loss

Question 18

Layers of epidermis

Answer 18

Stratum corneum
Lucidum
Granulosum
Spinosum
Basale

Question 19

Structure of epidermis

Answer 19

A vascular, melanocytes and keratinocytes, in blood vessels and nourished by diffusion of dermis.

Question 20

Structure of dermis

Answer 20

Vascular, fibroblasts, macrophages, adipocytes, extracellular matrix.

Question 21

Two factors that determine skin color

Answer 21

Eumelanin: dark
Pheomalanin: reddish yellow

Question 22

Skin

Answer 22

Protection, regulation, sensation, excretion, immunity, vitamin D production, facial expressions

Question 23

Hair function

Answer 23

Protection and temperature regulation

Question 24

Nails function

Answer 24

Surround soft tissue from injuries, enhances small movements

Question 25

Glands

Answer 25

Secretion and maintain homeostasis

Question 26

Protection

Answer 26

Epidermis

Question 27

Sensation

Answer 27

Receptors for heat, cold, touch, vibration , pressure

Question 28

Temp regulation

Answer 28

Sweat, hair standing on arm

Question 29

Excretion

Answer 29

Sweat, releasing salts

Question 30

Immunity

Answer 30

Having defense against disease

Question 31

Vitamin D production

Answer 31

Absorbs calcium and bone growth

Question 32

Eumelanin is produced with what gene

Answer 32

MC1R

Question 33

Constitutive

Answer 33

Born skin color

Question 34

Faculatative

Answer 34

Temperature skin color is due to tanning

Question 35

Skin burning process

Answer 35

when keratinocytes are inflamed and damaged from Uv rays

Question 36

Skin tan process

Answer 36

When cells create extra eumelanin to protect from additional sun exposure

Question 37

Melanocytes

Answer 37

Spread thru skin and produces the pigment that creates skin color

Question 38

Three risks factors

Answer 38

Family history Radiation exposure Living in sunny environment

Question 39

Basal cells

Answer 39

Nourish epidermis and are basement cells

Question 40

What does sunscreen do

Answer 40

Absorbs radiation , reflects or both

Question 41

How does skin help regular body temp when cold and hot

Answer 41

One called the hair stand up on the body letting air in, creating Kinetic Energy. When hot sweat is formed, then condensation on the skin occurs, evaporation taking away heat

Question 42

Basal cell carcinoma

Answer 42

Most common, grows slow and looks like skinny waxy bumps, body with high sun exposure: head, arms, legs, face

Question 43

Squamous cell carcinoma

Answer 43

20% of all skin cancers More aggressive, but easily treated if found early. Red, scaly bumps, common on face Easily spreadable, fair skin

Question 44

Malignant melanoma

Answer 44

Least common, accounts for more than 75% of all deaths. Head, neck, trunk Starts as mole appears as large brown spot w/ irregular borders

Question 45

First degree burns

Answer 45

Pain, redness, and swelling. | Damage in epidermis

Question 46

2nd degree burns

Answer 46

Pain, swelling, blistering, redness, parts of dermis and epidermis

Question 47

3rd degree burns

Answer 47

White or blackened, numb, damage is deep dermis to hypodermis, blood vessels and nerves destroyed, must skin graph

Question 48

Keratin

Answer 48

Provides flexibility and toughness to skin