Circulatory System Quiz

What is the function of the heart in the circulatory system?

• The heart filters blood.

• The heart pumps blood throughout the body's blood vessels.

• The heart produces blood cells.

• The heart absorbs nutrients from digested food.

How does the circulatory system contribute to homeostasis?

• By producing hormones to regulate metabolism.

• By absorbing nutrients from food.

• By helping control body temperature.

• By converting glucose into energy.

What role do platelets play in the circulatory system?

• They transport oxygen to the cells.

• They digest food particles.

• They help blood clot, aiding in wound healing.

• They fight against disease and infection.

What is the role of white blood cells in the circulatory system?

• They carry waste away from cells.

• They clot blood.

• They fight against disease/infection.

• They control body temperature.

Which of the following is NOT a part of the circulatory system?

• Heart

• Blood vessels

• Blood

• Lungs

What is the primary liquid component that circulates through the circulatory system?

• Water

• Plasma

• Blood

• Lymph

Which organs and structures work together to form the circulatory system?

• Heart, lungs, and muscles

• Heart, lungs, and blood vessels

• Heart, stomach, and blood vessels

• Heart, brain, and nerves

How does the heart function in the circulatory system?

• As a single pump

• As a triple pump

• As a double pump

• It does not act as a pump

How many parts are there to circulation in the circulatory system?

• 1 part

• 2 parts

• 3 parts

• 4 parts

What color is the blood that is low in oxygen and comes from the right side of the heart?

• Bright red

• Dark red

• Blue

• Purple