| PCA | para-chloramphetamine; parietal cell antibody; passive cutaneous anaphylaxis; patient care assistant... |
|---|---|
| PICA | percutaneous transluminal coronary angioplasty; Porch Index of Communicative Abilities; posterior in... |
| PPA | palpation, percussion, auscultation; pepsin A; phenylpropanolamine; phenylpyruvic acid; Pittsburgh p... |
| RBA | relative binding affinity; rescue breathing apparatus; right basilar artery; right brachial artery; ... |
| RCA | red cell agglutination; relative chemotactic activity; renal cell carcinoma; right carotid artery; r... |
| dorsal interosseous nerve | <anatomy, nerve> The deep terminal branch of the radial nerve, arises in the cubital region, penetrating and supplying the supinator and continuing with the posterior interosseous artery to supply all the extensor muscles in the forearm. Synonym: nervus interosseus posterior, nervus antebrachii posterior, deep branch of the radial nerve, dorsal interosseous nerve, nervus interosseus dorsalis, posterior antebrachial nerve. (05 Mar 2000) |
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| dorsal lateral cutaneous nerve | <anatomy, nerve> The continuation of the sural nerve in the foot, supplying the lateral margin and dorsum. Synonym: nervus cutaneus dorsalis lateralis, dorsal lateral cutaneous nerve. (05 Mar 2000) |
| dorsal lingual vein | <anatomy, vein> Multiple tributaries of the lingual vein draining the dorsum of the tongue, becoming increasingly larger toward the root of the tongue. Synonym: venae dorsales linguae. (05 Mar 2000) |
| dorsal longitudinal fasciculus | A bundle of thin, poorly myelinated nerve fibres reciprocally connecting the periventricular zone of the hypothalamus with ventral parts of the central gray substance of the midbrain. Synonym: fasciculus longitudinalis dorsalis, Schutz' bundle, tract of Schutz. (05 Mar 2000) |
| dorsal medial cutaneous nerve | <anatomy, nerve> The medial terminal branch of the superficial peroneal nerve, supplying the dorsum of the foot and dorsal nerves to the toes (except adjacent sides of great and second toes). Synonym: nervus cutaneus dorsalis medialis, dorsal medial cutaneous nerve. (05 Mar 2000) |
| dorsal mesogastrium | <anatomy> The umbilical region. The mesogaster. Origin: NL. See Mesogaster. Source: Websters Dictionary (01 Mar 1998) |
| dorsal metacarpal ligaments | Fibrous bands connecting the dorsal aspects of the bases of metacarpals two to five. Synonym: ligamenta metacarpalia dorsalia. (05 Mar 2000) |
| dorsal metacarpal veins | Three veins on the dorsum of the hand draining blood from the four medial digits into the dorsal venous network of the hand. Synonym: venae metacarpeae dorsales. (05 Mar 2000) |
| dorsal motor nucleus of vagus | The visceral motor nucleus located in the vagal trigone (ala cinerea) of the floor of the fourth ventricle. It gives rise to the parasympathetic fibres of the vagus nerve innervating the heart muscle and the smooth musculature and glands of the respiratory and intestinal tracts. Synonym: nucleus dorsalis nervi vagi, dorsal motor nucleus of vagus, dorsal nucleus of vagus, dorsal vagal nucleus, nucleus alae cinereae. (05 Mar 2000) |
| dorsal muscles | The muscles of the back in general, including those attaching the shoulder girdle to the trunk posteriorly, the posterior serratus muscles, and the erector spinae. Synonym: musculi dorsi, dorsal muscles. (05 Mar 2000) |
| dorsal nerve of clitoris | The deep terminal branch of the pudendal, supplying especially the glans clitoridis after passing through the musculature of the urogenital diaphragm, to run along the dorsum of the clitoral shaft. Synonym: nervus dorsalis clitoridis. (05 Mar 2000) |
| dorsal nerve of penis | The deep terminal branch of the pudendal which runs through the urogenital diaphragm giving branches, then runs along the dorsum of the penis, supplying the skin of the penis, the prepuce, the corpora cavernosa, and the glans. Synonym: nervus dorsalis penis. (05 Mar 2000) |
| dorsal nerve of scapula | <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) |
| dorsal nerves of toes | Nerves supplying the skin of the dorsal aspect of the proximal and middle phalanges of the toes. Synonym: nervi digitales dorsales pedis, dorsal nerves of toes. (05 Mar 2000) |
| dorsal nucleus | A column of large neurons located in the base of the posterior gray column of the spinal cord, extending from the first thoracic through the second lumbar segment; it gives rise to the dorsal spinocerebellar tract of the same side. Synonym: nucleus thoracicus, Clarke's column, Clarke's nucleus, dorsal nucleus, nucleus dorsalis, Stilling's column, Stilling's nucleus. (05 Mar 2000) |