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Left Ventricle
Heart valve missing one chamber
Bicuspid means having two valves. A normal heart contains tricuspid valves.
left atrium through the bicuspid valve
stone slabs
lower left chamber
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.
Cardiovascular system contains aortic valve. In addition it has pulmonary, bicuspid (Mitral) and tri-cuspid valve.
the roof of the magma chamber collapses forming caldera
Its called a "caldera".
The True Burial Chamber in an Egyptian pyramid tombed the dead pharaoh, or king.
I have an aching bicuspid.