Septum
A dividing wall or enclosure. For example, the septum of the nose is the thin cartilage that divides the left and right chambers of the nose from each other.
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- Septum, atrial
The wall between the right and left atria (the upper chambers) of the heart. Also known as interatrial septum.
- Septum, cardiac
The dividing wall between the right and left sides of the heart. The portion of the septum that separates the right and left atria of the heart is termed the atrial (or interatrial) septum. The portion of the septum that lies between the right and left ventricles of the heart is called the ventricular (or […]
- Septum, heart
The septum of the heart is the dividing wall between the right and left sides of the heart. That portion of the septum that separates the two upper chambers (the right and left atria) of the heart is termed the atrial (or interatrial) septum while the portion of the septum that lies between the two […]
- Septum, interventricular
The wall separating the lower chambers (the ventricles) of the heart. A hole in the interventricular septum is termed a ventricular septal defect (VSD).
- Septum, nasal
The dividing wall that runs down the middle of the nose, creating two nasal passages, each ending in a nostril.