| inguinal branches of external pudendal arteries | Branches to the inguinal region which may arise as branches of external pudendal arteries or as direct branches of the femoral artery. Supply skin and subcutaneous tissues, including inguinal lymph nodes. Synonym: rami inguinales arteriae pudendae externae. (05 Mar 2000) |
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| internal pudendal artery | <anatomy, artery> Origin, internal iliac; branches, inferior rectal, perineal, posterior scrotal (or labial), urethral, artery of bulb of penis (or of vestibule), deep artery of penis (or clitoris), dorsal artery of penis (or clitoris). Synonym: arteria pudenda interna. (05 Mar 2000) |
| internal pudendal vein | <anatomy, vein> A tributary of the internal iliac vein that accompanies the internal pudendal artery as a single or double vessel. It drains the perineum. Synonym: vena pudenda interna. (05 Mar 2000) |
| external pudendal arteries | Origin, femoral; distribution, skin over pubis, skin over penis and skin of scrotum or labium majus via anterior scrotal (labial) arteries; anastomoses, dorsal artery of penis or clitoris, posterior scrotal or labial arteries. Synonym: arteriae pudendae externae. (05 Mar 2000) |
| external pudendal veins | These correspond to the arteries of the same name; they empty into the great saphenous vein or directly into the femoral vein, and receive the superficial dorsal vein of the penis (clitoris) and the anterior scrotal (or labial) veins. Synonym: venae pudendae externae. (05 Mar 2000) |
| large pudendal lip | One of two rounded folds of integument forming the lateral boundaries of the pudendal cleft. The labia majora are the female homolog of the scrotum. Synonym: labium majus pudendi, large pudendal lip. (05 Mar 2000) |
| frenulum of pudendal lips | The fold connecting the two labia minora posteriorly. Synonym: frenulum labiorum pudendi, fourchette, frenulum labiorum minorum, frenulum of pudendal lips, frenulum pudendi. (05 Mar 2000) |
| abdominal fissure | Congenital failure of the ventral body wall to close. See: celosomia, gastroschisis. (05 Mar 2000) |
| Ammon's fissure | A pearl-shaped opening in the sclera during early embryogenesis. (05 Mar 2000) |
| anal fissure | A tear or superficial laceration that can occur in the mucosa that lines the anal canal. (27 Sep 1997) |
| anterior median fissure of medulla oblongata | The longitudinal groove in the midline of the anterior aspect of the medulla oblongata; it is the medullary equivalent of the anterior median fissure of the spinal cord and ends at the foramen caecum posterius; its caudal part is obliterated by the decussation of the pyramids. Synonym: fissura mediana anterior medullae oblongatae, anteromedian groove. (05 Mar 2000) |
| anterior median fissure of spinal cord | A deep median fissure on the anterior surface of the spinal cord. Synonym: fissura mediana anterior medullae spinalis, anteromedian groove, sulcus ventralis. (05 Mar 2000) |
| antitragohelicine fissure | A fissure in the auricular cartilage between the cauda helicis and the antitragus. Synonym: fissura antitragohelicina. (05 Mar 2000) |
| ape fissure | A small, inconstant semilunar groove on the cortical convexity near the occipital pole, marking the anterior border of the striate cortex (area 17) and considered homologous with the major sulcus of the same name that is a more constant feature of the cerebral cortex in monkeys and apes. Synonym: sulcus lunatus cerebri, ape fissure, lunate fissure, lunate sulcus, simian fissure. (05 Mar 2000) |
| auricular fissure | A fissure separating the tympanic portion from the mastoid portion of the temporal bone; it transmits the auricular branch of the vagus nerve. Synonym: fissura tympanomastoidea, auricular fissure, tympanomastoid suture. (05 Mar 2000) |