| processus spinosus | A posterior and downward projection from the greater wing of the sphenoid bone on either side, located posterolateral to the foramen spinosum, so-named for its proximity to the sphenoidal spine; gives attachment to the sphenomandibular ligament. Synonym: processus spinosus, spina ossis sphenoidalis, alar spine, angular spine, spina angularis, spinous process. (05 Mar 2000) |
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| processus styloideus radii | A thick, pointed, palpable projection on the lateral side of the distal extremity of the radius. Synonym: processus styloideus radii. (05 Mar 2000) |
| processus styloideus ulnae | A cylindrical, pointed palpable projection from the medial and posterior aspect of the head of the ulna, to the tip of which is attached the ulnar collateral ligament of the wrist. Synonym: processus styloideus ulnae. (05 Mar 2000) |
| processus supraepicondylaris humeri | An occasional spine projecting from the anteromedial surface of the humerus about 5 cm above the medial epicondyle to which it is joined by a fibrous band. The supracondylar foramen thus formed transmits the brachial artery and median nerve. Synonym: processus supraepicondylaris humeri, supraepicondylar process. (05 Mar 2000) |
| processus temporalis | The posterior projection of the zygomatic bone articulating with the zygomatic process of the temporal bone to form the zygomatic arch. Synonym: processus temporalis. (05 Mar 2000) |
| processus transversus | A bony protrusion on either side of the arch of a vertebra, from the junction of the lamina and pedicle, which functions as a lever for attached muscles. Synonym: processus transversus. (05 Mar 2000) |
| processus trochleariformis | A bony angular process (the termination of the septum of the auditory tube) above the anterior end of the vestibular window, forming a pulley over which the tendon of the tensor tympani muscle plays. Synonym: cochleariform process, processus trochleariformis. (05 Mar 2000) |
| processus trochlearis | A projection from the lateral side of the calcaneus between the tendons of the peroneus longus and brevis. Synonym: trochlea peronealis, trochlea fibularis calcanei, peroneal pulley, processus trochlearis, spina peronealis, trochlear process. (05 Mar 2000) |
| processus uncinatus pancreatis | A portion of the head of the pancreas that hooks around posterior to the superior mesenteric vessels, sometimes into the "nutcracker" formed by the superior mesenteric artery and abdominal aorta. Synonym: processus uncinatus pancreatis, lesser pancreas, pancreas minus, small pancreas, uncinate pancreas, unciform pancreas, Willis' pancreas, Winslow's pancreas. (05 Mar 2000) |
| processus vaginalis of peritoneum | A peritoneal diverticulum in the embryonic lower anterior abdominal wall that traverses the inguinal canal; in the male it forms the tunica vaginalis testis and normally loses its connection with the peritoneal cavity; a persistent processus vaginalis in the female is known as the canal of Nuck. Synonym: Nuck's diverticulum, processus vaginalis peritonei, vaginal process of peritoneum, vaginal process of testis. (05 Mar 2000) |
| processus vaginalis peritonei | A peritoneal diverticulum in the embryonic lower anterior abdominal wall that traverses the inguinal canal; in the male it forms the tunica vaginalis testis and normally loses its connection with the peritoneal cavity; a persistent processus vaginalis in the female is known as the canal of Nuck. Synonym: Nuck's diverticulum, processus vaginalis peritonei, vaginal process of peritoneum, vaginal process of testis. (05 Mar 2000) |
| processus vermiformis | A wormlike intestinal diverticulum extending from the blind end of the caecum; it varies in length and ends in a blind extremity. Synonym: appendix vermiformis, appendix ceci, processus vermiformis, vermiform appendage, vermiform process, vermix. (05 Mar 2000) |
| processus vocalis cartilaginis arytenoidei | The lower end of the anterior margin of the arytenoid cartilage to which the vocal cord is attached. Synonym: processus vocalis cartilaginis arytenoidei, vocal process. (05 Mar 2000) |
| processus xiphoideus | <anatomy> Composed of cartilage at the inferior aspect of the sternal body. (27 Sep 1997) |
| tuberculum laterale processus posterioris tali | The prominence lateral to the groove for the flexor hallucis longus tendon. Synonym: tuberculum laterale processus posterioris tali. (05 Mar 2000) |