Cross Section of Skin- def

Here are the definitions for the words you provided, each in four words or less:

Hair Shaft

Projecting hair above skin.

Epidermis

Outermost protective skin layer.

Dermis

Connective tissue, skin's main part.

Hypodermis

Fatty layer under skin.

Dermal Papillae

Nourish hair, connect epidermis.

Pore

Tiny opening on skin.

Eccrine Sweat Gland

Cools body with sweat.

Arrector Pili Muscle

Contracts, makes hair stand.

Sebaceous (oil) Gland

Produces oil, lubricates skin.

Hair Follicle

Anchors and grows hair.

Hair Root

Below skin, grows hair.

Adipose Tissue

Stores energy, insulates deeply.