Components of the skin

Question 1

What is the function of hair

Answer 1

• Protection of the scalp from the sun
• Temperature control
• Facilitation of evaporation
• Perspiration

Question 2

What is the function of nails

Answer 2

• Protection of fingers and toes due to the sensitive tips which makes everyday task less risky, e.g gripping an object.
• Enhances fine motor movements, e.g picking up small objects

Question 3

What is the function of sebaceous glands

Answer 3

• Secretes the oily, waxy substance called Sebum.

- Sebum lubricates the skin to protect against friction and makes it more ‘waterproof’

Question 4

What is the function of sweat gland

Answer 4

• Cools the surface of the skin
• Regulate temperature
• Removes waste by secreting water, sodium salts, and nitrogenous waste such as urea onto the skin surface.