| IO | inferior olive |
|---|---|
| IPL | inferior parietal lobule |
| IPS | inferior petrosal sinus |
| S/I | superior-inferior |
| Cockett communicating perforating veins | Mid-thigh perforation veins that connect the deep and superficial venous systems. (05 Mar 2000) |
|---|---|
| colic veins | See: right colic vein, middle colic vein, left colic vein. (05 Mar 2000) |
| plantar digital veins | Drain the plantar and distal dorsal aspects (nail beds) of the toes and pass back to form four metatarsal veins that in turn empty into the plantar venous arch. Synonym: venae digitales plantares. (05 Mar 2000) |
| plantar metatarsal veins | Veins receiving the plantar digital veins and draining in turn into the deep plantar venous arch, which empties into the medial and lateral plantar veins. Synonym: venae metatarseae plantares. (05 Mar 2000) |
| conjunctival veins | The veins of the conjunctiva which drain primarily to the ophthalmic veins. Synonym: venae conjunctivales. (05 Mar 2000) |
| musculophrenic veins | The veins that accompany the musculophrenic artery and drain blood from the upper abdominal wall, and anterior portions of the lower intercostal spaces and the diaphragm. Synonym: venae musculophrenicae. (05 Mar 2000) |
| pontine veins | Several veins running transversely on the pons to join the petrosal vein. Synonym: venae pontis, veins of pons. (05 Mar 2000) |
| posterior cardinal veins | From the caudal part; the common cardinal veins, formed by the anastomosis of the anterior and posterior cardinal vein's, are the main systemic return channels to the heart; in the older literature, sometimes called Cuvier's ducts. (05 Mar 2000) |
| posterior intercostal veins | Veins draining the intercostal spaces posteriorly; those of the first 1-C space drain into the brachiocephalic veins; from spaces 2-3 they drain into right and left superior intercostal veins; from the fourth to the eleventh spaces on the right they are tributaries of the azygos vein; on the left they empty into either the hemiazygos or accessory hemiazygos veins. Synonym: venae intercostales posteriores. (05 Mar 2000) |
| posterior labial veins | They pass posteriorly from the labia majora and minora to the internal pudendal veins. Synonym: venae labiales posteriores. (05 Mar 2000) |
| posterior parotid veins | Branches draining part of the parotid gland and emptying into the retromandibular vein. Synonym: venae parotidea, posterior parotid veins. (05 Mar 2000) |
| posterior scrotal veins | Veins from the posteriro aspect of the scrotum to the internal pudendal veins. Synonym: venae scrotales posteriores. (05 Mar 2000) |
| posterior tibial veins | Venae comsitantes of the posterior tibial artery that join those of the anterior tibial artery to form the popliteal vein. Synonym: venae tibiales posteriores. (05 Mar 2000) |
| haemorrhoidal veins | An obsolete term for rectal veins. See: inferior rectal veins, middle rectal veins, superior rectal vein. (05 Mar 2000) |
| Cuvier's veins | The common cardinal vein's of the embryo. See: cardinal veins. (05 Mar 2000) |