wk16 Flashcard

Front

What is sebum?

Back

Sebum is an oily substance secreted by sebaceous glands that lubricates and conditions hair and skin, preventing dryness.

Front

What is the lunula?

Back

The lunula is the whitish, half-moon shape at the base of the nail.

Front

What is the function of the arrector pili muscle?

Back

The arrector pili muscle makes hairs stand on end, often in response to cold or fear.

Front

Which layer of the skin contains blood vessels, nerves, and glands?

Back

The dermis is the layer of skin that contains blood vessels, nerves, and glands.

Front

What is the hypodermis?

Back

The hypodermis is the layer of skin that contains a lot of adipose tissue and blood vessels.

Front

What is the role of keratin in the skin?

Back

Keratin is a protein that helps protect the skin and forms the structure of hair and nails.

Front

What are sebaceous glands?

Back

Sebaceous glands are small glands in the skin that secrete sebum.

Front

What is the epidermis?

Back

The epidermis is the outermost layer of skin, providing a barrier to protect underlying tissues.

Tags

NGSS.MS-LS1-3

Front

What is the function of sweat glands?

Back

Sweat glands help regulate body temperature and excrete waste through perspiration.

Front

What is the role of adipose tissue in the hypodermis?

Back

Adipose tissue in the hypodermis stores energy and provides insulation and cushioning.

Tags

NGSS.MS-LS1-7