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Anatomy and Components of the Cardiovascular System Quiz

#1

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

Left atrium
Explanation

Receives oxygenated blood from the lungs.

#2

Which blood vessel carries oxygenated blood away from the heart to the body?

Artery
Explanation

Carries oxygenated blood away from the heart to the body.

#3

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

Aorta
Explanation

Aorta is the largest artery in the human body.

#4

What is the primary function of the cardiovascular system?

Transporting oxygen to cells and removing waste products
Explanation

Primary function is to transport oxygen to cells and remove waste products.

#5

Which blood vessel carries deoxygenated blood from the body to the heart?

Vein
Explanation

Carries deoxygenated blood from the body to the heart.

#6

What is the name of the valve located between the right atrium and the right ventricle?

Tricuspid valve
Explanation

Valve located between the right atrium and the right ventricle is the Tricuspid valve.

#7

Which of the following is responsible for the lub-dub sound of the heart?

Opening and closing of heart valves
Explanation

Lub-dub sound of the heart is produced by the opening and closing of heart valves.

#8

What is the function of the pulmonary vein?

Carry oxygenated blood from the lungs to the heart
Explanation

Carries oxygenated blood from the lungs to the heart.

#9

Which of the following is not a component of the heart's conduction system?

Thymus gland
Explanation

Thymus gland is not a component of the heart's conduction system.

#10

Which valve prevents the backflow of blood from the left ventricle into the left atrium?

Mitral valve
Explanation

Prevents backflow of blood from left ventricle into left atrium.

#11

Which of the following is not a major type of blood vessel?

Bronchiole
Explanation

Bronchiole is not a major type of blood vessel.

#12

Which of the following is not a component of the systemic circulation?

Pulmonary vein
Explanation

Pulmonary vein is not a component of the systemic circulation.

#13

Which part of the heart is responsible for initiating the heartbeat?

Sinoatrial node (SA node)
Explanation

Sinoatrial node (SA node) is responsible for initiating the heartbeat.

#14

Which layer of the heart is responsible for pumping blood?

Myocardium
Explanation

Myocardium is responsible for pumping blood.

#15

What is the role of the aorta in the cardiovascular system?

To carry oxygenated blood to the body
Explanation

Carries oxygenated blood to the body.

#16

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

70-80 beats per minute
Explanation

Approximate resting heart rate for a healthy adult is 70-80 beats per minute.

#17

Which vessel carries blood from the digestive organs to the liver?

Hepatic portal vein
Explanation

Carries blood from the digestive organs to the liver.

#18

What is the term for the period of relaxation of the heart muscle?

Diastole
Explanation

Term for the period of relaxation of the heart muscle is Diastole.

#19

What is the name of the valve located between the left atrium and the left ventricle?

Mitral valve
Explanation

Valve located between the left atrium and the left ventricle is the Mitral valve.

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