Reading...
Play button
Play button
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;
12 Cards in this Set
- Front
- Back
|
myocardium
|
thick middle muscle layer of the heart; pumps blood through the circulatory system
|
|
|
atrium
|
upper chamber of the heart that receives and holds blood that is about to enter the ventricle
|
|
|
ventricle
|
lower chamber of the heart that pumps blood out of the heart
|
|
|
pulmonary circulation
|
pathway of circulation between the heart and the lungs
|
|
|
systemic circulation
|
pathway of circulation between the heart and the rest of the body but not the lungs
|
|
|
valve
|
flap of connective tissue between an atrium and a ventricle, or in a vein, that prevents the blood to flow backwards
|
|
|
pacemaker
|
small froup of cardiac muscle cells in the right atruim that 'set the pace' for the heart as a whole; also known as the sinoatrial node
|
|
|
aorta
|
large blood vessel in mammals through which blood travels after it leaves the left ventricle
|
|
|
artery
|
large blood vessel that carries blood from the heart to the tissues of the body
|
|
|
capillary
|
smallest blood vessel; brings nutrients and oxygen to the tissues and absorbs carbon dioxide and waste products
|
|
|
vein
|
in animals, a blood vessel that returns blood to the heart
|
|
|
atherosclerosis
|
condition in which fatty deposits called plaque build up on the inner walls of the arteries
|
