Definition that contains atrium
- ventricle a chamber of the heart that receives blood from an atrium and pumps it to the arteries
- auricle a small conical pouch projecting from the upper anterior part of each atrium of the heart
- vena cava either of two large veins that return oxygen-depleted blood to the right atrium of the heart
- right ventricle the chamber on the right side of the heart that receives venous blood from the right atrium and pumps it into the pulmonary trunk
- mitral valve valve with two cusps; situated between the left atrium and the left ventricle
- inferior vena cava receives blood from lower limbs and abdominal organs and empties into the posterior part of the right atrium of the heart; formed from the union of the two iliac veins
- atrioventricular node a node of specialized heart muscle located in the septal wall of the right atrium; receives impulses from the sinoatrial node and transmits them to atrioventricular bundle
- precava receives blood from the head and arms and chest and empties into the right atrium of the heart; formed from the azygos and both brachiocephalic veins
- auricular appendix a pouch projecting from the top front of each atrium of the heart
- bicuspid valve valve with two cusps; situated between the left atrium and the left ventricle