Skin Anatomy & Appendages 2

What is the function of sebum?

• Cools the body

• Lubricates skin and hair

• Absorbs nutrients

• Provides energy

What factor influences the amount of oil produced by sebaceous glands?

• Diet

• Exercise

• Inheritance

• Sleep

Tags

NGSS.MS-LS1-5

NGSS.MS-LS3-1

What is one benefit of sebaceous (oil) glands?

• They cause the formation of pimples.

• They prevent the drying and cracking of the skin.

• They darken the skin.

• They enlarge the ducts of the glands.

What can happen when sebum accumulates in the sebaceous glands?

• It prevents skin dryness.

• It forms white pimples.

• It lightens the skin.

• It reduces gland size.

What forms when accumulated sebum darkens?

• Whiteheads

• Blackheads

• Skin cracks

• Enlarged glands

What do sudoriferous glands release?

• Sebum

• Sweat

• Proteins

• Fats

Where are sebaceous glands typically found?

• Near bones

• Near muscles

• Near hairs

• Near nails

What are hair and nails made of?

• Soft collagen

• Hard keratin

• Elastic fibers

• Calcium

What is the function of head hair?

• To increase body temperature

• To protect the eyes

• To keep in heat and protect from the sun

• To alert us to insects

What is the role of body hair?

• To keep in heat

• To alert us

• To protect the eyes

• To prevent entry of foreign objects

Tags

NGSS.MS-LS4-4