Ventricle

Science / Biology / Ventricle: The chamber of the heart that pumps the blood into the blood vessels that carry it away from the heart. The lower chamber of the heart through which blood leaves the heart.

Ventricles

Science / Psychiatry / Ventricles: (ven-trih-kals) In the brain, these are four fluid-filled chambers that form a network with the spinal chord. MORE

Systole

Science / Biology / Systole: The contraction of the ventricles that opens the semilunar valve and forces blood into the arteries. MORE

Aorta

Science / Biology / Aorta: The artery that carries blood from the left ventricle for distribution throughout the tissues of the body. The largest diameter and thickest walled artery in the body. MORE

Heart Rate

Health / Fitness / Heart Rate: The number of times your heart beats per minute. MORE

Diastole

Science / Biology / Diastole: The filling of the ventricle of the heart with blood. MORE

Semilunar Valve

Science / Biology / Semilunar Valve: A valve between each ventricle of the heart and the artery connected to that ventricle. MORE

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