Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
25 Cards in this Set
- Front
- Back
Cardiovascular System |
system of vessels and organs that transports materials around the body |
|
atrium |
two upper chambers of the heart |
|
ventricle |
one of the two lower chambers of the heart |
|
valve |
flap of tissue that prevents the backflow of blood |
|
plasma |
liquid portion of the blood |
|
red blood cells |
cells that deliver oxygen |
|
white blood cells |
cells that defend the body against diseases |
|
platelet |
cell fragment that helps clot the blood |
|
artery |
blood vessels that carry oxygenated blood away from the heart and to the body |
|
vein |
blood vessels that carry deoxygenated blood back to the heart |
|
immune system |
body system that helps defend against disease |
|
antibodies |
proteins made by white blood cells that help destroy bacteria and viruses |
|
vaccine |
dead or weakened bacteria or viruses that trigger the production of antibodies |
|
capillaries |
the smallest blood vessels |
|
aorta |
oxygen-rich blood leaves the heart through this large artery |
|
atria chambers |
part of the heart that receives blood from the body |
|
arteries |
are thick, muscular blood vessels |
|
are shaped like small disks and carry oxygen to other cells |
red blood cells |
|
helps you stop bleeding |
platelet |
|
four |
the number of chambers in the heart |
|
three |
the number of functions of the cardiovascular system |
|
First function |
transports blood with oxygen to the cells |
|
Second Function |
carries waste from the cells |
|
Third function |
defends body against diseases |
|
Two ways to keep cardiovascular system healthy |
eat a balanced diet and exercise |