Septum means wall and the atrial septum is the dividing wall between the two atria, or upper chambers of the heart.
The interatrial septum separates the right and left atria.(upper chambers)
If you mean PFO, it is a defect in the septum (wall) between the two upper (atrial) chambers of the heart. The defect is an incomplete closure of the atrial septum. A PFO is present in everyone before birth but seals shut in about 80% of people. It is not a disease but an abnormality.
You have falx cerebri. You have tentorium cerebleli, you have falx cerebelli. These septums incompletely divide the brain to give support to brain tissue. They are incomplete. So that anatomical continuity of the brain has to be maintained.
The Nasal Septum
A septum is a wall between two chambers of an organ. There's a septum in your nose dividing the two nostrils, and a septum in your heard dividing the left and right sides of the heart.
The Atrial septum The wall between the two atriums is called the septum. Septum Cardiac Septum Atrial septum, containing the foramen ovale. Actually its called the interatrial septum...
occurs in the middle of the atrial septum and accounts for about 70% of all atrial septal defects. Abnormal openings can form in the upper and lower parts of the atrial septum as well.
The septum.
The interatrial septum separates the right and left atria.(upper chambers)
Septum. Between the two atria is the Atrial Septum and between the two ventricles is the Ventricular Septum.
interatrial septum
septum
The wall between the left and right side of the heart is called 'Septum'.
The interatrial septum separates the left and right atria.
atrial septum
Inter-atrial septum
The atrial septum divides the left and right atria of the heart. The intraventricular septum divides the left and right ventricles of the heart.