The epidermis is composed of what type of tissue?

• simple columnar epithelial

• adipose tissue

• stratified squamous epithelial

• dense fibrous

Tanning that occurs when a person is exposed to the sun is due to

• Langerhans cells

• Keratinocytes

• Melanocytes

• Merkel cells

Tags

NGSS.MS-LS1-3

NGSS.MS-LS1-5

Which layer of the skin contains no nerves or blood vessels?

• subcutaneous layer

• epidermis

• dermis

• hypodermis

The hypodermis contains this type of tissue which is another name for fat.

• epithelial

• connective

• sebum

• adipose

Function of the adipose tissue in the inner layer of skin:

• insulate the body

• provide pigment to the skin

• help to make collagen and elastin

• produce sebum

Goosebumps are caused by contractions of the ______ muscle

• Arrector pili
• Apocrine
• Eccrine
• Sebaceous

The layer of the epidermis that is capable of dividing is

• Stratum basale
• Stratum corneum
• Stratum lucidum
• Stratum spinosum

Tags

NGSS.HS-LS1-4

The protein that makes us "waterproof" is called

• keratin
• melanin
• carotene
• mucus

Sweating to regulate body temperature is an example of

• negative feedback
• positive feedback
• a homeostatic imbalance
• aging

Tags

NGSS.HS-LS1-3

Which layer contains accessory structures such as sweat glands, sebaceous glands, and hair follicles?

• epidermis
• dermis
• hypodermis
• hyperdermis