From Latin ventriculus 'little belly,' naming the heart's pumping chambers for their pouch-like, stomach-resembling shape.
Each of the two lower chambers of the heart that pump blood to the lungs and body, or a fluid-filled cavity in the brain.
From Latin ventriculus 'little belly,' diminutive of venter 'belly, stomach.' The heart's chambers were named for their pouch-like shape, resembling small stomachs. Galen distinguished the left and right ventricles in the 2nd century CE, though he incorrectly believed blood passed between them through invisible pores. Key