Heart
Of circulatory system and internal organ. May also be referred to as pump and ticker.
The hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body; "he stood still, his heart thumping wildly".
This concept's ID is @1~29454
Valve
- heart valve
A valve to control one-way flow of blood.
- valve
A structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid...
Also contains
- cardiac muscle
The muscle tissue of the heart; adapted to continued rhythmic contraction.
- coronary artery
The artery that branches from the aorta to supply blood to the heart.
- biauriculate heart
A heart (as of mammals and birds and reptiles) having two auricles.
- athlete's heart
Enlarged heart commonly found among athletes trained for endurance.