The Integumentary System

T/F: Skin is part of the integumentary system

True

T/F: Hair is part of the integumentary system

True

T/F: Nails are part of the integumentary system

True

T/F: Sweat glands are part of the integumentary system

True

T/F: Oil glands are part of the integumentary system

True

What is another name for skin?

integument

What is the largest (possible most important) organ in the body

skin

T/F: the integumentary system covers the entire body

True

The integumentary system has a surface area of

1.2-2.2 square meters

T/F the Integumentary system varies in thickness by 1.5 mm- 4.5mm

True

The integumentary system weighs __% of the total body weight

7

One square inch of skin contains ___ sweat glands

500

One square inch of skin contains over ___ nerve endings

1000

One square inch of skin contains ___ blood vessels

yards of

One square inch of skin contains nearly ___ oil glands

100

One square inch of skin contains ___ sensors for pressure

150

One square inch of skin contains ___ sensors for heat

75

One square inch of skin contains ___ sensors for cold

10

The integumentary system serves to ___

all of the above

What chemical does the integumentary system mainly regulate?

Vitamin D

The cutaneous membrane is often called

the skin

What are the two layers the skin is composed of

epidermis and dermis

What is the outermost layer of the skin?

Epidermis

What is the deeper layer of the skin?

Dermis