The septum is the thin muscular wall dividing the heart in half. Sometimes, like in the picture shown below, a human contains a disease that put a hole in the septum. Doctors have to patch them up so that the heart functions correctly.

http://www.vanderbilthealth.com/includes/healthtopics/getimage.php?imageid=104525

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2 years ago
0

THIS IS THE BEST EVER!!!