One of the four valves in the heart, which stands at the opening from the right ventricle in the pulmonary artery trunk. The pulmonary valve moves blood toward the lungs and keeps it from sloshing back from the pulmonary artery into the heart.
- Pulmonary vein
One of four vessels that carry aerated blood from the lungs to the left atrium of the heart. The pulmonary veins are the only veins that carry bright-red oxygenated blood.
The study and science of the anatomy, physiology, and pathology of the lungs.
The rhythmic dilation of an artery that results from beating of the heart. Pulse is often measured by feeling the arteries of the wrist or neck.
- Pulse, Corrigan
A pulse that is forceful and then suddenly collapses. It is usually found in patients with aortic regurgitation, a condition caused by a leaky aortic valve. The left ventricle of the heart ejects blood under high pressure into the aorta. Then the aortic valve normally shuts tight so that blood cannot return to the ventricle. […]
- Pulse, water hammer
A jerky pulse that is full and then collapses because of aortic insufficiency (when blood ejected into the aorta regurgitates back through the aortic valve into the left ventricle). This type of pulse was likened to a water hammer, a Victorian toy consisting of a glass tube filled partly with water or mercury in a […]