| lymph node of ligamentum arteriosum | A lymph node of the anterior mediastinal group located adjacent to the ligamentum arteriosum. Synonym: nodus ligamenti arteriosi, lymph node of ligamentum arteriosum. (05 Mar 2000) |
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| lymph node permeability factor | A substance, released by lymphocytes when stimulated or damaged, that increases capillary permeability and the accumulation of mononuclear cells. (05 Mar 2000) |
| trabeculae carneae | Muscular bundles on the lining walls of the ventricles of the heart. Synonym: columnae carneae, Rathke's bundles. (05 Mar 2000) |
| trabeculae corporis spongiosi penis | The fibrous bands interlacing between the vascular spaces of the corpus spongiosum and glans penis. Synonym: trabeculae corporis spongiosi penis. (05 Mar 2000) |
| trabeculae corporum cavernosorum | Fibromuscular bands and cords given off from the fibrous envelopes and septum of the corpora cavernosa penis and that separate the cavernous veins. Synonym: trabeculae corporum cavernosorum. (05 Mar 2000) |
| trabeculae cranii | A pair of chondrification centres in the base of the embryonic cartilaginous neurocranium, lying in front of the developing hypophysis; they become the sella turcica. (05 Mar 2000) |
| trabeculae lienis | An alternate term for trabeculae of spleen. (05 Mar 2000) |
| trabeculae of corpora cavernosa | Fibromuscular bands and cords given off from the fibrous envelopes and septum of the corpora cavernosa penis and that separate the cavernous veins. Synonym: trabeculae corporum cavernosorum. (05 Mar 2000) |
| trabeculae of corpus spongiosum | The fibrous bands interlacing between the vascular spaces of the corpus spongiosum and glans penis. Synonym: trabeculae corporis spongiosi penis. (05 Mar 2000) |
| trabeculae of spleen | Small fibrous bands given off from the capsule of the spleen and constituting the framework of that organ. Synonym: trabeculae lienis, trabeculae splenicae. (05 Mar 2000) |
| trabeculae splenicae | Small fibrous bands given off from the capsule of the spleen and constituting the framework of that organ. Synonym: trabeculae lienis, trabeculae splenicae. (05 Mar 2000) |
| anterior tibial node | A small inconstant lymph node in front of the interosseous membrane along the upper part of the anterior tibial vessels. Synonym: nodus tibialis anterior, anterior tibial node. (05 Mar 2000) |
| artery to atrioventricular node | The atrioventricular branches or the nodal branches, the small arteries supplying the atrioventricular node; they usually arise from the right coronary artery where it starts to descend the posterior interventricular sulcus. Synonym: ramus nodi atrioventricularis, atrioventricular nodal branch, branch to atrioventricular node. (05 Mar 2000) |
| artery to the sinuatrial node | Ascending atrial branch, usually (55%) arising from the anterior stem of the right coronary artery (but 35-45% arising from the circumflex branch of the left coronary artery), which runs around the base of the superior vena cava to reach the sinuatrial node. Synonym: ramus nodi sinuatrialis arteriae coronaria dextra, branch to sinuatrial node, sinuatrial nodal branch of right coronary artery, sinuatrial node artery. (05 Mar 2000) |
| atrioventricular node | <cardiology> The location in the heart's conduction system, between the atria and the ventricles, which conducts the normal electrical impulse from the atria to the ventricles. (27 Sep 1997) |