Heart Anatomy Quiz | Updated 2025/2026 Questions, Answers & Cardiovascular System Study Guide

Heart Anatomy Quiz

Question 1: Which chamber of the heart receives oxygenated blood from the lungs?

A) Right atrium
B) Left atrium
C) Right ventricle
D) Left ventricle

Question 2: What is the function of the heart valves?

A) To regulate blood flow and prevent backflow
B) To produce red blood cells
C) To regulate heart rate
D) To supply oxygen to the heart muscle

Question 3: Which blood vessel carries deoxygenated blood from the heart to the lungs?

A) Aorta
B) Pulmonary artery
C) Pulmonary vein
D) Inferior vena cava

Question 4: The septum in the heart separates:

A) Atria from ventricles
B) Left and right sides of the heart
C) Pulmonary artery from aorta
D) Superior vena cava from inferior vena cava

Question 5: What is the function of the coronary arteries?

A) To carry oxygenated blood to the body
B) To supply oxygenated blood to the heart muscle
C) To regulate blood pressure
D) To remove waste from the heart

Question 6: Which part of the heart initiates the heartbeat and is often referred to as the
"pacemaker"?

A) Atrioventricular node (AV node)
B) Bundle of His
C) Sinoatrial node (SA node)
D) Purkinje fibers

Question 7: The bicuspid valve is also known as the:

A) Aortic valve
B) Mitral valve
C) Tricuspid valve
D) Pulmonary valve