| posterior region of thigh | The back of the thigh. Synonym: facies femoralis posterior, posterior surface of thigh, regio femoralis posterior. (05 Mar 2000) |
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| posterior rhinoscopy | Inspection of the nasopharynx and posterior portion of the nasal cavity by means of the rhinoscope, or with a nasopharyngoscope. See: nasopharyngoscopy. (05 Mar 2000) |
| posterior rhizotomy | Section of posterior spinal root. Synonym: Dana's operation. (05 Mar 2000) |
| posterior root | The sensory root of a spinal nerve, having a dorsal root ganglion containing the nerve cell bodies of the fibres conveyed by the root in its distal end. Synonym: radix posterior, radix sensoria, posterior root, radix dorsalis. (05 Mar 2000) |
| posterior sacroiliac ligaments | The heavy fibrous bands that pass from the ilium to the sacrum posterior to the sacroiliac joint. Synonym: ligamenta sacroiliaca posteriora, dorsal sacroiliac ligaments, ligamentum sacroiliacum posterius. (05 Mar 2000) |
| posterior sacrosciatic ligament | <anatomy> The ligament that passes from the ischial tuberosity to the ilium, sacrum, and coccyx, transforming the scialic notch to a large scialic foramen, which is then further subdivided by the sacrospinous ligament. Synonym: ligamentum sacrotuberale, ligamentum sacrotuberosum, posterior sacrosciatic ligament. (05 Mar 2000) |
| posterior saemicircular canals | The three bony tubes in the labyrinth of the ear within which the membranous saemicircular ducts are located; they lie in planes at right angles to each other and are known as anterior saemicircular canal, posterior saemicircular canal, and lateral saemicircular canal. Synonym: canales saemicirculares ossei. (05 Mar 2000) |
| posterior sagittal diameter | Distance from the sacrococcygeal junction to the middle of an imaginary line running between the left and right ischial tuberosities. (05 Mar 2000) |
| 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) |
| 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 border jaw r. |
see under position.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| posterior border l. of Fuchs |
the fibrillar layer of the dilator muscle of the iris; called also Henle's membrane.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| posterior border p. |
the most posterior position of the mandible at any specific vertical relation to the maxillae. Called also posterior border jaw relation.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| posterior c. |
distal c.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| posterior c. of aortic valve |
valvula semilunaris posterior aortae.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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