Septum, atrial


The wall between the right and left atria (the upper chambers) of the heart. Also known as interatrial septum.

Read Also:

  • 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.

  • Septum, ventricular

    The wall between the two lower chambers (ventricles) of the heart. Also known as interventricular septum.


Disclaimer: Septum, atrial definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.