Integumentary System Part 2

Which of the following is NOT a main function of the integumentary system?

• Regulation of body temperature

• Production of vitamin D

• Digestion of food

• Protection from surroundings

How does sweating help regulate body temperature in humans?

• By absorbing heat from the environment

• By releasing heat through evaporation

• By increasing blood flow to the skin

• By trapping air under the skin

What causes "goose bumps" on human skin?

• Expansion of blood vessels

• Contraction of muscle cells in the dermis

• Increase in sweat production

• Growth of new hair follicles

Why does a frightened cat appear larger, according to the text?

• Its muscles expand

• Its fur stands on end

• It grows new fur instantly

• Its skin changes color

What is the role of vitamin D produced by the skin?

• It helps in digestion

• It increases absorption of calcium for bone formation

• It regulates blood pressure

• It produces melanin

How does the skin protect the body from ultraviolet rays?

• By producing sweat

• By producing melanin

• By trapping air under the skin

• By increasing vitamin D production

Explain how the skin helps maintain body temperature besides sweating.

• By producing vitamin D

• By preventing excessive water loss

• By increasing hair growth

• By absorbing heat from the environment

What information does the skin relay to the brain?

• Changes in blood pressure

• Changes in pain, pressure, and temperature

• Changes in vitamin D levels

• Changes in hair growth

Which of the following is NOT a function of the integumentary system?

• Covers the body

• Temperature regulation

• Vitamin production

• Digestion of food

What happens to sweat during hot weather, and how does it help regulate body temperature?

• Sweat freezes and warms the body

• Sweat evaporates and absorbs body heat, cooling the body

• Sweat turns into oil and insulates the body

• Sweat increases and causes goose bumps