chap 3: Integumentary System

Question 1

Functions of the Integumentary System

Answer 1

Two-way protective barrier
Temperature regulation
Houses sensory receptors
Secretes important fluids

Question 2

protection

Answer 2

Primary function•Forms 2-way barrier
Keeps out pathogens and harmful substances
Prevents critical body fluids from escaping
Protects underlying tissues

Question 3

temp regulation

Answer 3

Assist body in maintaining internal temperature

Create cooling effect when sweat evaporates

Question 4

cool skin

Answer 4

Sweat evaporation

Dilate superficial blood vessels to release heat

Question 5

conserve heat

Answer 5

Constrict superficial blood vessels to keep warm blood away from surface
Continuous fat layer acts as insulation

Question 6

1st degree burn

Answer 6

skin reddened and painful; no blisters; damage to epidermis

Question 7

2nd degree

Answer 7

skin reddened and painful with blisters; damage to epidermis and dermis

Question 8

3rd degree burn

Answer 8

skin charred; epidermis and dermis burned away; subcutaneous layer exposed