Create an account
damage to the AV node, totally or partially releasing the ventricles from the control of the sinoatrial (SA) node
circle of Willis
an anastomosis that allows communication between the posterior an anteriior blood supplies of the brain
anterior cerebral artery, middle cerebral artery
two pairs of arteries, arinsing from the internal carotid artery
fetal shunt between the aorta and the pulmonary trunk that allows the lungs to be bypassed by the blood
opening in the interatrial septum that shunts fetal blood from the right to the left atrium, thus bypassing the fetal lungs
Please allow access to your computer’s microphone to use Voice Recording.
Having trouble? Click here for help.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!Reload
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.
Please upgrade Flash or install Chrome
to use Voice Recording.
For more help, see our troubleshooting page.
Your microphone is muted
For help fixing this issue, see this FAQ.
Star this term
You can study starred terms together