the name for the tip of the heart
SA and AV nodes
cardiac muscle tissue that is specialized to conduct rather than contract is found in these
left atrium and ventricle
chambers of the heart that contain freshly oxygenated blood
right atrium and ventricle
chambers of the heart that contain deoxygenated blood
commonly called the "pacemaker"
layer of the heart that is on the very outside surface
caused by AV valves closing
heart muscle is oxygenated by
connected to the cuspid valves to prevent them from flapping backwards
found in the ventricles
separate the ventricles
muscular heart wall
aortic semilunar valve
prevents the backflow of blood into the left ventricle
caused by leaking valves
death of heart tissue itself
very rapid heart beat
slows down the heart
recording of the heart's electrical charges
Contraction of the heart
Normal systolic pressure for an adult
have valves to prevent deoxygenated blood from collecting in your extremities
major artery containing oxygenated blood
build-up of fats and cholesterol on vessel walls
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.