A&P - Unit 5 - Circulatory System - Test Question Bank - 100?s

Front

What structure does deoxygenated blood enter the right atrium through?

Back

Vena cava

Front

Which type of blood vessel is more efficient at blood flow?

Back

Arteries

Front

What critical element is needed to synthesize hemoglobin and normal red blood cells?

Back

Iron

Front

Which chamber of the heart is the thickest?

Back

Left Ventricle

Front

What occurs when blood flow and oxygen are cut off to the brain due to a clogged or burst blood vessel?

Back

Stroke

Front

What is the primary function of arteries in the circulatory system?

Back

To carry oxygenated blood away from the heart to the body.

Front

What is the role of veins in the circulatory system?

Back

To return deoxygenated blood back to the heart.

Front

What is hemoglobin and its function?

Back

A protein in red blood cells that carries oxygen.

Front

What is the significance of the left ventricle in the heart?

Back

It pumps oxygenated blood to the entire body.

Front

What can happen if there is a blockage in the coronary arteries?

Back

It can lead to a heart attack.