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Human Heart Anatomy and Blood Circulation Quiz

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Questions and Answers

What is the function of the pulmonary veins in the circulatory system?

Transport deoxygenated blood from the body's tissues to the heart
Transport oxygenated blood from the lungs to the heart (correct)
Transport oxygenated blood from the heart to the body's tissues
Transport deoxygenated blood from the heart to the lungs

What happens when blood is pumped hard out of the left ventricle into the aorta?

It travels to the lungs for oxygenation
It gets transported to the right atrium
It flows through a network of arteries that become narrower (correct)
It reaches the capillaries and turns into carbon dioxide

What is atherosclerosis primarily characterized by?

Increased flexibility of arterial walls
Decreased blood pressure in the arteries
Enhanced blood flow to the heart
Accumulation of fats and cholesterol in coronary artery walls (correct)

If the coronary arteries are blocked, what is the likely consequence?

Heart attack due to lack of blood supply to the heart (A) Signup and view all the answers

Which chamber of the heart receives oxygenated blood from the pulmonary veins?

Left Atrium (A) Signup and view all the answers

What is the function of the tricuspid valve in the heart?

Control blood flow from the right atrium to the right ventricle (C) Signup and view all the answers

Which vessel carries deoxygenated blood from the right ventricle to the lungs?

Pulmonary Artery (A) Signup and view all the answers

What is the main function of red blood cells in the body?

Carry oxygen to body tissues and carbon dioxide back to the lungs (C) Signup and view all the answers

Which component of blood is responsible for carrying cells, nutrients, and waste products throughout the body?

Plasma (A) Signup and view all the answers

What is the role of capillaries in the circulatory system?

Connect the arteries and veins (D) Signup and view all the answers

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