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Welcome to your Heart Anatomy and Physiology: Veterinary Nursing Quiz

How many chambers does the mammalian heart have?

Which chamber receives oxygenated blood from the lungs?

Which valve prevents backflow from the left ventricle to the left atrium?

What is the main function of the sinoatrial (SA) node?

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

During which phase of the cardiac cycle do the ventricles contract?

What is the primary purpose of the pericardium?

Which heart chamber has the thickest muscular wall?

What does the S1 (“lub”) heart sound represent?

In a healthy dog, which is the normal heart rate range?

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