Heart and Blood flashcard

Front

The largest artery in the human body is the _________.

Back

aorta

Front

Which chamber of the heart pumps deoxygenated blood to the lungs?

Back

right ventricle

Front

What is the function of the tricuspid (right atrioventricular) valve?

Back

It prevents backflow of blood from the right ventricle to the right atrium during contraction.

Front

Identify the chamber that receives oxygenated blood from the lungs.

Back

Left atrium

Front

The pacemaker of the heart is the ____________.

Back

SA node

Front

What is the role of the aortic semilunar valve?

Back

It prevents backflow of blood from the aorta into the left ventricle.

Front

What type of blood vessel carries oxygenated blood away from the heart?

Back

Arteries

Front

What is the primary function of the coronary arteries?

Back

To supply blood to the heart muscle itself.

Front

What is the difference between the right atrium and the left atrium?

Back

The right atrium receives deoxygenated blood from the body, while the left atrium receives oxygenated blood from the lungs.

Front

What is the significance of the pulmonary semilunar valve?

Back

It prevents backflow of blood from the pulmonary artery into the right ventricle.