Cardiovascular System Quiz

How many loops does the human circulatory system have that circulate blood back to the heart?

• 1

• 2

• 3

• 4

What does the pulmonary circuit do?

• Carries blood from the heart to the stomach and back.

• Carries blood from the heart to the brain and back.

• Carries blood from the heart to the lungs and back.

• Carries blood from the heart to the liver and back.

What does the systemic circuit do?

• Carries nutrients from the food to the body tissues.

• Carries blood from the heart to the body tissues and back.

• Carries waste from the body tissues to the kidneys.

• Carries oxygen from the lungs to the heart only.

What does the pulmonary circuit pick up and release?

• Picks up CO2 and releases O2.

• Picks up O2 and releases nutrients.

• Picks up O2 and releases CO2.

• Picks up nutrients and releases waste.

What does the systemic circuit drop off and pick up?

• Drops off CO2 and picks up O2.

• Drops off nutrients and picks up waste.

• Drops off O2 and picks up nutrients.

• Drops off O2 and picks up CO2.

Tags

NGSS.HS-LS2-3

What is the function of arteries?

• To carry blood towards the heart

• To connect arteries to veins

• To carry blood away from the heart

• To exchange gases with the body tissues

Which type of blood vessel has the thinnest walls?

• Arteries

• Veins

• Capillaries

• None of the above

What feature do veins have that arteries do not?

• Thicker walls

• Valves to prevent backwards blood flow

• Ability to carry blood away from the heart

• Smaller size

What is the heart described as in terms of its physical characteristics?

• A) A solid organ about the size of an ear

• B) A hollow muscular organ about the size of a fist

• C) A small gland located near the stomach

• D) A large bone structure within the chest

Where is the heart located?

• A) Below the stomach

• B) Between the lungs

• C) Above the brain

• D) Behind the liver