Questions and answers
Circulatory system structure
All questions and answers from this set. Test your knowledge of how circulatory system is built and how it works. Questions about blood cells and plasma.
Questions: 25
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Question 16
It keeps blood moving toward the lungs.
pulmonary (semi-lunar) valve
Question 17
Blood vessels carrying blood back to the heart
veins
Question 18
A valve between the right atrium and right ventricle that stops blood from flowing back into the atrium.
tricuspid valve
Question 19
System that provides a flow of nutrients throughout the body.
circulatory system
Question 20
Blood vessels that carry blood away from the heart.
arteries
Question 21
It is composed of cells (red and white) suspended in a liquid called plasma.
blood
Question 22
It keeps blood moving to the body.
aortic (sumi-lunar) valve
Question 23
They control blood flow to and from the heart
heart valves
Question 24
Tubelike structures that carry blood throughout the body.
blood vessels
Question 25
Microscopic vessel through which exchanges take place between the blood and cells of the body
capillaries