Blood Vessels and Valves Quiz

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Which type of blood vessels serve as sites for material exchange between blood and cells?

Veins

Capillaries (correct)

Arteries

Venules

What is the function of valves in the heart?

Prevent backward flow of blood (correct)

Filter waste in the blood

Supply oxygen to the brain

Increase heart rate

What can closure of the heart valves lead to?

Stroke

Hypertension

Anemia

Heart Attack (correct)

What term refers to the act of listening to internal body sounds using a stethoscope?

Auscultation Signup and view all the answers

Who was the first to demonstrate that the heart and blood vessels form a continuous closed circulatory system?

William Harvey Signup and view all the answers

Which subsystem moves blood through the kidneys and back to the heart?

Renal Circulation Signup and view all the answers

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

Transports waste materials to the excretory system Signup and view all the answers

Which term refers to the large inner cavity of a sponge?

Spongocoel Signup and view all the answers

During ventricular contraction in the heart, which valves close to produce the 'LUB' sound?

Atrioventricular valves Signup and view all the answers

In which type of circulation does the blood pass through enclosed tubes in vertebrates?

Closed circulatory system Signup and view all the answers

What happens when blood reaches the right ventricle in the heart?

The tricuspid valve closes to prevent backflow Signup and view all the answers

Which component of the circulatory system transports blood away from and back to the heart?

Blood vessels Signup and view all the answers

Where does oxygenated blood flow after leaving the lungs?

Pulmonary veins Signup and view all the answers

What is the main function of the circulatory system in animals?

Supplying nutrients and gases to body parts Signup and view all the answers

Which sound of the heart is produced by the closing of the valves that lead out of the heart?

'DUB' Signup and view all the answers

What initiates systemic circulation in the body?

Delivery of oxygenated blood from the aorta Signup and view all the answers

Which type of animals have an open circulatory system where hemolymph is pumped to a network of channels?

Insects Signup and view all the answers

What type of circulation involves the blood passing through blood vessels in vertebrates?

Systemic circulation Signup and view all the answers