integumentary

Integumentary system includes:

(select all possible answers)

• skin

• nails

• muscles

• hair

• theet

Some cells in the inner layer of the epidermis provide protection from harmful ultraviolet radiation by making a pigment called...

• clorophyll

• melanin

• epidermis

• dermis

• subcutaneous layer

Protects us against ultraviolet radiation

• dermis

• clorophyll

• melanin

• hair follicle

The pigment which protects us against sunlight is...

• epidermis

• dermis

• fatty cells

• clorophyll

• melanin

Where is the pigment which gives us our skin color located?

• epidermis

• dermis

• fatty layer

• subcutaneous layer

Connective tissue, nerve cells, muscle fibers, sweat glands, oil glands, and hair follicles are located in ...

• epidermis

• dermis

• subcutaneous layer

Below the dermis layer is the______, a layer of connective tissue that stores fat and helps the body retain heat.

• epidermis

• dermis

• subcutaneous layer

Hair follicles usually have _____ associated with them that lubricate the skin and hair

• acne

• sebaceous glands

• sweat glands

• nerves and vessels

The inner layers of the _______ contains cells that continually are dividing by mitosis to replace cells that are lost or die

• epidermis

• dermis

• subcutaneous layer

Skin produces vitamin D

• true

• false