Circulatory System Test Review

What is the function of the blood vessels and capillaries?

• To transport oxygen and nutrients to tissues

• To produce red blood cells

• To store energy

• To digest food

How does exercise affect the circulatory system?

• Decreases heart rate

• Increases risk of heart diseases

• Improves circulation and strengthens the heart

• Has no effect on the circulatory system

What part of the heart delivers richly oxygenated blood to the body?

• Tricuspid Valve

• Superior Vena Cava

• Aorta

• Pulmonary artery

How many chambers does the human heart have?

• 2

• 4

• 6

• 8

The blood leaves the heart through the aorta.

• True

• False

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

• To produce hormones

• To pump blood throughout the body

• To digest food

• To filter waste from the blood

Hemoglobin is the protein that WHITE blood cells contain.

• True

• False

The part of the heart that carries deoxygenated blood is:

• Right atrium

• Left atrium

• Right ventricle

• Left ventricle

The right side of the heart is where _ blood returns. (Fill in the blank)

• deoxygenated

• oxygenated

• nutrient-rich

• carbonated

Which of the following is a healthy habit for maintaining a strong heart?

• Eating a lot of sugary foods

• Avoiding fruits and vegetables

• Regular physical activity

• Smoking regularly