circulatory syste Word Scramble
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Question | Answer |
Cardiovascular system | collection of organs including blood,heart, and blood vessels |
primary function of circulatory system? | transport materials to and from your body's cells |
heart | organ that pumps blood throughout the body |
how many chambers does the heart have? | 4 - 2 atria and 2 ventricles |
atria | upper chambers of the heart |
ventricles | lower chambers of the heart |
septum | wall between the 2 atria and the 2 ventricles |
what are one-way valves for? | to prevent backflow of blood |
arteries | move blood away from heart |
pulmonary artery | sends blood to lungs |
aorta | largest artery in body |
veins | carry blood back to heart |
superior vena cava | returns deoxygenated blood to heart from head and neck |
inferior vena cava | returns deoxygenated blood from abdomen and lower body to the heart |
pulmonary vein | returns oxygenated blood from lungs |
capillaries | smallest blood vessels where nutrients and wastes are exchanged between blood and cells |
how thick are capillaries? | 1 cell thick |
Created by:
moniqueasleson
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