Heart Anatomy and Blood Vessels

Front

What do veins carry back to the heart?

Back

Oxygen-poor blood.

Front

What is the function of the aortic valve?

Back

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

Front

What type of blood vessels carry blood away from the heart?

Back

Arteries.

Front

How do veins differ from arteries in terms of wall thickness?

Back

Veins have thinner walls compared to arteries.

Front

What blood vessels transport oxygenated blood back to the heart?

Back

Pulmonary veins.

Front

What is the primary role of arteries?

Back

To carry oxygen-rich blood away from the heart.

Front

What is the significance of the pleated endothelium in arteries?

Back

It allows for expansion and contraction as blood flows through.

Front

What are capillaries?

Back

Small blood vessels where gas and nutrient exchange occurs.

Front

What is the role of the superior and inferior vena cava?

Back

They carry deoxygenated blood from the body back to the heart.

Front

What is the difference between pulmonary arteries and pulmonary veins?

Back

Pulmonary arteries carry oxygen-poor blood to the lungs, while pulmonary veins carry oxygenated blood back to the heart.