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;
16 Cards in this Set
- Front
- Back
|
System consists of heart, blood vessels, and blood |
Cardiovascular system |
|
|
A hollow muscular organ that pumps blood throughout the body |
Heart |
|
|
Upper chambers of the heart |
Atrium |
|
|
Sends out signals that make the heart muscle contact |
Pacemaker |
|
|
Puts blood out of heart |
Ventricle |
|
|
A flap of tissue that prevents blood from flowing backwards |
Valve |
|
|
Blood vessel that carry blood away from the heart |
Artiers |
|
|
Substances are exchanged between blood and body calls |
Capillers |
|
|
Blood vessels that carry blood back to the heart |
Veins |
|
|
Largest artery in body |
aorta |
|
|
Carry some blood to heart itself |
Coronary arterys |
|
|
Caused by alternating expansion and relaxation of artery wall |
Pulse |
|
|
The process by which molecules move fromm an area of higher to lower concentration |
Diffusion |
|
|
Force per unit area |
Pressure |
|
|
Force exerted by blood |
Blood pressure |
|
|
Liquid part of blood |
Plasma |
