Deltoid vs Heart
| Property | Deltoid | Heart |
|---|---|---|
| Latin Name | Musculus deltoideus | Cor |
| Type | Muscle | Organ |
| Body System | Muscular | Cardiovascular |
| Body Region | Shoulder | Heart Region |
| Function | The primary abductor of the shoulder joint. The anterior fibers flex and medially rotate the arm. The posterior fibers extend and laterally rotate the arm. Gives the shoulder its rounded … | The central pump of the cardiovascular system, propelling blood through the pulmonary and systemic circuits. Beats approximately 100,000 times per day, pumping about 7,500 liters of blood daily. |
| Clinical Significance | Deltoid paralysis from axillary nerve injury prevents arm abduction. The deltoid is a common site for intramuscular injections. Rotator cuff tears may cause compensatory deltoid overuse. | Coronary artery disease is the leading cause of death worldwide. Myocardial infarction results from coronary artery occlusion. Heart failure, valvular diseases, arrhythmias, and congenital heart defects are major cardiovascular conditions. |
| FMA ID | 32521 | 7088 |
Full structure pages
Deltoid
Musculus deltoideus
Thick and triangular, the deltoid caps the shoulder joint and gives the shoulder its rounded contour. It is the primary abductor of the joint; its anterior fibers flex and medially rotate the arm, while its …
Heart
Cor
A muscular pump roughly the size of a fist, the heart lies in the middle mediastinum and drives blood through the pulmonary and systemic circuits. It beats about 100,000 times a day, moving some 7,500 …