Interatrial septum

The interatrial septum is the wall of tissue that separates the right and left atria of the heart.

Interatrial septum
Interior of right side of heart. (labeled at left of image, as 'atrial septum')
Interior of dorsal half of heart of human embryo of about thirty-five days.
Details
Identifiers
Latinseptum interatriale
MeSHD054087
TA98A12.1.00.019
TA23964
FMA7108
Anatomical terminology
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