Advertisement Upgrade to remove ads

Major heart structures and great vessels

Coronary muscle

Arteries that supply bood to caridic muscle


Layer of heart wall containing cardiac muscle


Extensions of atria


Heart is located here (area between the lungs)


Lines the heart chambers


Pointed inferior part of the heart


Two heart pump; lower heart chambers


Superior heart chambers


Another name for visceral pericardium


Wide superior part of the heart


Blood pumped by right ventirlce (oxygen-rich or oxygen-poor)


Blood pumped by left ventricle (oxygen-rich or oxygen-poor)

Papillary muscle

Enlarged muscles in ventircles attached to chordae tendinae

Trabeculae carneae

Muscle ridges in ventricels

Pectinate muscle

Ridges in anterior wall of right atrium

Chordae tendinaea

Strings attached to AV cusp

Inferior vena cava

Blood vessels that returns blood from the bosy inferior to the heart

Mitral bicuspid

The valve located between the left ventricle and the aorta

Fossa ovalis

A membrane between the atria that closes after birth

Tricuspid valve

The valve located between the right atrium and right ventricle

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 above 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.

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

NEW! Voice Recording