Heart Anatomy Mastery Quiz

Which chamber of the heart receives deoxygenated blood from the body?

• Left atrium

• Right atrium

• Left ventricle

• Right ventricle

What is the function of the left ventricle?

• To pump deoxygenated blood to the lungs

• To receive oxygenated blood from the lungs

• To pump oxygenated blood to the body

• To receive deoxygenated blood from the body

Which artery supplies blood to the heart muscle itself?

• Pulmonary artery

• Aorta

• Coronary artery

• Carotid artery

The tricuspid valve is located between which two heart chambers?

• Left atrium and left ventricle

• Right atrium and right ventricle

• Left ventricle and aorta

• Right ventricle and pulmonary artery

What is the role of the pericardium?

• To regulate heart rate

• To ensure one-way blood flow through the heart

• To protect and lubricate the heart

• To oxygenate blood

Which part of the cardiac conduction system initiates the heartbeat?

• AV node

• SA node

• Bundle of His

• Purkinje fibers

Blood flows from the right ventricle to the lungs through which vessel?

• Aorta

• Pulmonary artery

• Pulmonary vein

• Coronary artery

Which valve prevents blood from flowing back into the left ventricle from the aorta?

• Mitral valve

• Tricuspid valve

• Aortic valve

• Pulmonary valve

The innermost layer of the heart wall is known as:

• Myocardium

• Endocardium

• Epicardium

• Pericardium

Which of the following is NOT a function of the heart valves?

• To prevent backflow of blood

• To regulate blood pressure

• To ensure one-way flow of blood

• To separate the atria from the ventricles