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Questions and Answers
Which type of blood vessels serve as sites for material exchange between blood and cells?
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?
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?
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?
What term refers to the act of listening to internal body sounds using a stethoscope?
Who was the first to demonstrate that the heart and blood vessels form a continuous closed circulatory system?
Who was the first to demonstrate that the heart and blood vessels form a continuous closed circulatory system?
Which subsystem moves blood through the kidneys and back to the heart?
Which subsystem moves blood through the kidneys and back to the heart?
What is the main function of blood in the human body?
What is the main function of blood in the human body?
Which term refers to the large inner cavity of a sponge?
Which term refers to the large inner cavity of a sponge?
During ventricular contraction in the heart, which valves close to produce the 'LUB' sound?
During ventricular contraction in the heart, which valves close to produce the 'LUB' sound?
In which type of circulation does the blood pass through enclosed tubes in vertebrates?
In which type of circulation does the blood pass through enclosed tubes in vertebrates?
What happens when blood reaches the right ventricle in the heart?
What happens when blood reaches the right ventricle in the heart?
Which component of the circulatory system transports blood away from and back to the heart?
Which component of the circulatory system transports blood away from and back to the heart?
Where does oxygenated blood flow after leaving the lungs?
Where does oxygenated blood flow after leaving the lungs?
What is the main function of the circulatory system in animals?
What is the main function of the circulatory system in animals?
Which sound of the heart is produced by the closing of the valves that lead out of the heart?
Which sound of the heart is produced by the closing of the valves that lead out of the heart?
What initiates systemic circulation in the body?
What initiates systemic circulation in the body?
Which type of animals have an open circulatory system where hemolymph is pumped to a network of channels?
Which type of animals have an open circulatory system where hemolymph is pumped to a network of channels?
What type of circulation involves the blood passing through blood vessels in vertebrates?
What type of circulation involves the blood passing through blood vessels in vertebrates?
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