PLTW PBS Heart Quiz

What is the main function of the heart?

• Pump blood

• Digest food

• Produce hormones

• Filter blood

Which chamber of the heart receives oxygenated blood from the lungs?

• left atrium

• right atrium

• left ventricle

• right ventricle

What is the purpose of valves in the heart?

• To filter impurities from the blood

• To ensure one-way blood flow

• To produce red blood cells

• To regulate blood pressure

What is the average resting heart rate for a healthy adult?

• 30-50 beats per minute

• 110-130 beats per minute

• 150-180 beats per minute

• 60-100 beats per minute

Tags

NGSS.HS-LS1-3

What is the name of the largest artery in the body?

• capillary

• aorta

• vein

• arteriole

What is the role of red blood cells in the cardiovascular system?

• Red blood cells regulate blood pressure.

• Red blood cells transport nutrients and waste products.

• Red blood cells carry oxygen and remove carbon dioxide.

• Red blood cells produce antibodies.

What is the medical term for a heart attack?

• heart failure

• coronary thrombosis

• cardiac arrest

• myocardial infarction

What is the function of the coronary arteries?

• Supply oxygenated blood to the heart muscle

• Supply deoxygenated blood to the heart muscle

• Regulate blood pressure in the heart

• Remove waste products from the heart muscle

What is the name of the process by which the heart contracts and pumps blood?

• cardiac contraction

• cardiac expansion

• heart pumping

• blood circulation

What is the purpose of capillaries in the cardiovascular system?

• The purpose of capillaries in the cardiovascular system is to facilitate the exchange of oxygen, nutrients, and waste products between the blood and surrounding tissues.

• The purpose of capillaries in the cardiovascular system is to regulate blood pressure.

• The purpose of capillaries in the cardiovascular system is to transport blood from the heart to the lungs.

• The purpose of capillaries in the cardiovascular system is to store excess blood.