Human Anatomy & Physiology Chapter 12 Quiz

What is the primary function of the circulatory system?

• To digest food

• To transport oxygen and nutrients to body cells

• To produce hormones

• To store energy

What components make up the closed system of the cardiovascular system?

• Heart, lungs, and brain

• Heart, blood vessels, and blood

• Blood vessels, nerves, and muscles

• Lungs, liver, and kidneys

What role do blood vessels play in the circulatory system?

• They digest nutrients

• They allow blood to circulate to all parts of the body

• They store oxygen

• They produce red blood cells

What is the main function of the aorta in the human body?

• To pump blood into the lungs

• To carry oxygenated blood from the heart to the rest of the body

• To receive deoxygenated blood from the body

• To filter blood in the kidneys

Which chamber of the heart receives deoxygenated blood from the body?

• Left Atrium

• Right Atrium

• Left Ventricle

• Right Ventricle

What is the role of the pulmonary artery in the circulatory system?

• To carry oxygenated blood to the heart

• To carry deoxygenated blood to the lungs

• To carry blood to the brain

• To carry nutrients to the liver

What is the shape and size of the heart?

• A flat, circular muscle about the size of a hand

• A hollow, cone-shaped muscle about the size of a fist

• A solid, cube-shaped muscle about the size of a foot

• A hollow, cylindrical muscle about the size of a thumb

What type of muscle is the heart made of?

• Skeletal muscle

• Smooth muscle

• Cardiac muscle

• Voluntary muscle

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What is the name of the large blood vessel that carries blood away from the heart to the rest of the body?

• Superior vena cava

• Aorta

• Pulmonary trunk

• Parietal pleura

What is the pericardium?

• A single-layered membrane

• A double serous membrane

• A type of muscle tissue

• A blood vessel