| posterior scalene muscle | <anatomy, muscle> Origin, posterior tubercles of transverse processes of fourth to sixth cervical vertebrae; insertion, lateral surface of second rib; action, elevates second rib; nerve supply, cervical and brachial plexuses. Synonym: musculus scalenus posterior, musculus scalenus posticus, posterior scalene muscle. (05 Mar 2000) |
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| posterior scapular nerve | <anatomy, nerve> Arises from ventral primary rami of the fifth to seventh cervical nerves and passes downward to supply the levator scapulae and the rhomboideus major and minor muscles. Synonym: nervus dorsalis scapulae, dorsal nerve of scapula, nerve to rhomboid, posterior scapular nerve. (05 Mar 2000) |
| posterior scleritis | Inflammation, often monocular, of the sclera adjacent to the optic nerve, with frequent extension to the retina and choroid. (05 Mar 2000) |
| posterior sclerosis | See Tabes dorsalis. (12 Dec 1998) |
| posterior sclerotomy | Incision through the sclera into the vitreous humor. (05 Mar 2000) |
| posterior scrotal branch of internal pudendal artery | <anatomy, artery> Branches of perineal artery supplying skin of posterior scrotal sac. Synonym: rami scrotales posteriores arteriae pudendae internae. (05 Mar 2000) |
| posterior scrotal nerves | Several terminal branches of the superficial perineal nerve supplying the skin of the posterior portion of the scrotum, corresponding to the posterior labial nerves in the female. Synonym: nervi scrotales posteriores. (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 segment | A delimited part or section of an organ or other structure which lies in back of or dorsal to the other similar parts or sections; 1) segmentum posterius (hepar); the posterior segment of the right lobe of the liver; 2) segmentum posterius (pulmo dexter); [S 2]; the posterior segment of the superior lobe of the right lung; 3) segmentum posterius (ren); the posterior segment of the kidney; 4) camera vitrea bulbi; vitreous camera; vitreous chamber of eye; the posterior intraocular segment of the eyeball occupied by the vitreous which lies behind the aqueous-filled anterior segment and is separated from it by the lens and zonule. Synonym: segmentum posterius. (05 Mar 2000) |
| posterior segment of eyeball | The large space between the lens and the retina; it is filled with the vitreous body. Synonym: camera vitrea bulbi, vitreous camera, vitreous chamber of eye. (05 Mar 2000) |
| posterior segmental artery of kidney | Origin, continuation of the posterior branch of renal. See: segmental arteries of kidney. Synonym: arteria segmenti posterioris renis, artery of posterior segment of kidney. (05 Mar 2000) |
| posterior septal artery of nose | A branch of the sphenopalatine artery that supplies the nasal septum and accompanies the nasopalatine nerve. Synonym: arteria nasalis posterior septi. (05 Mar 2000) |
| posterior spinal artery | <anatomy, artery> Origin, vertebral; distribution, medulla, spinal cord, and pia mater; anastomoses, spinal branches of intercostal arteries. Synonym: arteria spinalis posterior. (05 Mar 2000) |
| posterior spinal sclerosis | See Tabes dorsalis. (12 Dec 1998) |
| posterior spinocerebellar tract | A compact bundle of heavily myelinated, thick fibres at the periphery of the dorsal half of the lateral funiculus of the spinal cord, originating in the ipsilateral thoracic nucleus (column of Clarke) and ascending by way of the inferior cerebellar peduncle. Terminals end as mossy fibres in the granular layer of the cortex of the cerebellar vermis. The bundle conveys largely proprioceptive information originating from the annulospiral nerve endings surrounding muscle spindles and from Golgi tendon organs. Synonym: tractus spinocerebellaris posterior, Flechsig's tract. (05 Mar 2000) |
| postgastrectomy syndrome |
A condition which occurs after the stomach, or portion stomach has been removed. See Dumping Syndrome.
출처: www.gastromd.com/definitionsp.html
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| posterior |
the humeral head moves toward the back. This is often caused by a severe muscle spasm such as during an electric shock or seizure. It less commonly happens as a consequence of direct trauma, which can lead to later chronic instability.
출처: www.womenandinfants.com/body.cfm
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| posterior |
The back of the body or situated nearer the back of the body.
출처: www.condell.org/libertyville/neurosurgery/neurolog...
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| posterolateral |
Behind and to one side, specifically to the outer side.
출처: www.condell.org/libertyville/neurosurgery/neurolog...
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| posterior |
): That branch of the lateral fissure (of Sylvius) distal to the point of origin of the anterior ascending and anterior horizontal rami.
출처: www.umanitoba.ca/faculties/medicine/anatomy/neuro/...
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