Human Hair Structure and Skin Anatomy

Front

What is the outermost layer of the skin called?

Back

Epidermis

Front

Which layer of the skin does NOT contain blood vessels?

Back

Epidermis

Front

What are the layers of the epidermis from superficial to deep?

Back

Corneum, Lucidum, Granulosum, Spinosum, Basale

Front

What part of the hair structure is responsible for producing oil?

Back

Sebaceous or oil gland

Front

What is the function of the dermis?

Back

The dermis provides strength and elasticity to the skin and contains blood vessels, nerves, and hair follicles.

Front

What is the role of the hair follicle?

Back

The hair follicle is responsible for the growth of hair.

Front

What is the function of the arrector pili muscle?

Back

The arrector pili muscle causes hair to stand up (goosebumps) in response to cold or fear.

Front

What is the hypodermis?

Back

The hypodermis is the layer of tissue beneath the dermis that contains fat and connective tissue.

Front

What is keratin and its role in hair and skin?

Back

Keratin is a protein that provides structure and strength to hair and skin.

Tags

NGSS.MS-LS3-1

Front

What is the difference between the dermis and epidermis?

Back

The epidermis is the outer layer of skin, while the dermis is the inner layer that contains blood vessels and nerves.