The AV valves separate the upper and lower chambers of the heart. The bicuspid valve is on the left, and the tricuspid on the right.
upper chamber and the lower chamber upper chamber consist the atrium while the lower chamber consist the ventricles
The heart has upper and lower chambers.
Thrust Chamber
Atrial means pertaining to the upper chamber of the heart.
Upper Chamber.
atrial
aorta
Go to chamber 1, then chamber 2, then chamber 3, then find the upper exit to chamber 2, go to chamber 5, then chamber 6, then to the upper level exit that leads to chamber 5, and from there go to chamber 4. WOOT! I'm wearing a kingdom hearts shirt right now, if that gives you any more confidence in my advice.
The combining form for the upper chamber of the heart is "atri/o".
No, the Senate is the upper chamber and the House of Representatives is the lower chamber.
The lower chamber is the ventricle, and there are 2 upper chambers (they are known as atria).