| ictus cordis | A complete cardiac cycle, including spread of the electrical impulse and the consequent mechanical contraction. Synonym: ictus cordis. (05 Mar 2000) |
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| incisura apicis cordis | A slight notch near the apex of the heart where the anterior interventricular sulcus reaches the diaphragmatic surface of the heart. Synonym: incisura apicis cordis. (05 Mar 2000) |
| ostium venosum cordis | An atrioventricular opening which leads from the right atrium into the right ventricle of the heart. Synonym: ostium atrioventriculare dextrum, ostium venosum cordis. (05 Mar 2000) |
| theca cordis | <anatomy> A double membranous sac which envelops and protects the heart. The layer in contact with the heart is referred to as the visceral layer, the outer layer in contact with surrounding organs is the parietal pericardium. In between the two layers is the pericardial space. (27 Sep 1997) |
| ectasia cordis | Dilation of the heart. (05 Mar 2000) |
| ectopia cordis | A type of birth defect resulting in an abnormal location of the heart. (most often, in individuals with ectopia cordis, the heart protrudes outside the chest.) (12 Dec 1998) |
| trepidatio cordis | <symptom> A subjective sensation of a rapid, irregular or forceful beating of the heart that the patient is aware of. Origin: L. Palpitatio (29 Sep 1997) |
| trigona fibrosa cordis | See: right fibrous trigone, left fibrous trigone. (05 Mar 2000) |
| tumultus cordis | <clinical sign> Palpitation and irregular action of the heart. (05 Mar 2000) |
| facies pulmonalis cordis | The lateral surface of the heart, directed toward the lungs; on the left it is principally the left ventricular wall; on the right it is the right atrial wall and the upper part of the right ventricular wall. Synonym: facies pulmonalis cordis. (05 Mar 2000) |
| facies sternocostalis cordis | The anterior aspect of the heart, formed mostly by the right ventricle and to a lesser extent the left ventricle. Synonym: facies sternocostalis cordis. (05 Mar 2000) |
| lacertus cordis | One of the trabeculae carneae. (05 Mar 2000) |
| foramina venarum minimarum cordis | <anatomy> A number of fossae in the wall of the right atrium, containing the openings of minute intramural veins. Synonym: foramina venarum minimarum cordis, foramina of the smallest veins of heart, Lannelongue's foramina, thebesian foramina, Vieussens' foramina. (05 Mar 2000) |
| margo | Synonym: margin, border. Origin: L. (05 Mar 2000) |
| margo acetabularis | An alternate term for margin of acetabulum. (05 Mar 2000) |