| PCM | patient care manager or management; patient classification system; primary cutaneous melanoma; proce... |
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| PP | diphosphate group; emphysema [pink puffers]; near point of accommodation [Lat. punctum proximum]; pa... |
| proc | proceedings, procedure; process |
| PSP | pancreatic spasmolytic peptide; paralytic shellfish poisoning; parathyroid secretory protein; period... |
| PV | pancreatic vein; papillomavirus; paraventricular; paravertebral; pemphigus vulgaris; peripheral vasc... |
| direct pyramidal tract | Uncrossed fibres forming a small bundle in the pyramidal tract. See: pyramidal tract. Synonym: tractus corticospinalis anterior, tractus pyramidalis anterior, anterior corticospinal tract, anterior pyramidal fasciculus, direct pyramidal tract, fasciculus corticospinalis anterior, fasciculus pyramidalis anterior, Turck's bundle, Turck's column, Turck's tract. (05 Mar 2000) |
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| lateral pyramidal fasciculus | Those fibres of the pyramidal tract that cross to the opposite side in the pyramidal decussation and descend in the dorsal half of the lateral funiculus of the spinal cord; they are distributed throughout the length of the spinal cord to interneurons of the zona intermedia of the spinal gray matter. See: pyramidal tract. Synonym: tractus corticospinalis lateralis, tractus pyramidalis lateralis, crossed pyramidal tract, fasciculus corticospinalis lateralis, fasciculus pyramidalis lateralis, lateral corticospinal tract, lateral pyramidal fasciculus. (05 Mar 2000) |
| lateral pyramidal tract | Those fibres of the pyramidal tract that cross to the opposite side in the pyramidal decussation and descend in the dorsal half of the lateral funiculus of the spinal cord; they are distributed throughout the length of the spinal cord to interneurons of the zona intermedia of the spinal gray matter. See: pyramidal tract. Synonym: tractus corticospinalis lateralis, tractus pyramidalis lateralis, crossed pyramidal tract, fasciculus corticospinalis lateralis, fasciculus pyramidalis lateralis, lateral corticospinal tract, lateral pyramidal fasciculus. (05 Mar 2000) |
| bone within a bone | <radiology> STOP heavy metal, S: sickle cell disease, T: Thorotrast, O: osteopetrosis, P: Paget's disease, heavy metals, hypervitaminosis D (12 Dec 1998) |
| anterior palatine arch | One of a pair of ridges or folds of mucous membrane passing from the soft palate to the side of the tongue; it encloses the palatoglossus muscle and forms anterior margin of the tonsillar fossa. Also demarcates oral cavity from isthmus of fauces. Synonym: arcus palatoglossus, anterior palatine arch, anterior pillar of fauces, arcus glossopalatinus, glossopalatine arch, glossopalatine fold. (05 Mar 2000) |
| anterior palatine foramen | An opening in the posterolateral corner of the hard palate opposite the last molar tooth, marking the lower end of the pterygopalatine canal. Synonym: foramen palatinum majus, anterior palatine foramen. (05 Mar 2000) |
| ascending palatine artery | <anatomy, artery> Origin, facial; distribution, lateral walls of pharynx, tonsils, auditory tubes, and soft palate; anastomoses, tonsillar branch of facial, dorsal lingual, and descending palatine. Synonym: arteria palatina ascendens. (05 Mar 2000) |
| canals for lesser palatine nerves | Canalis's located in the posterior part of the palatine bone. Synonym: canales palatini minores. (05 Mar 2000) |
| palatine | 1. One invested with royal privileges and rights within his domains; a count palatine. See Count palatine, under 4th Count. 2. The Palatine hill in Rome. <anatomy> Of or pertaining to the palate. <anatomy> Palatine bones, a pair of bones (often united in the adult) in the root of the mouth, back of and between the maxillaries. Origin: From Palate. <anatomy> A palatine bone. Source: Websters Dictionary (01 Mar 1998) |
| palatine aponeurosis | The expanded tendons of the tensor veli palatini muscles in the anterior two-thirds of the soft palate to which the other palatine muscles attach. Synonym: aponeurosis palatina. (05 Mar 2000) |
| palatine glands | A number of racemose mucous glands in the posterior half of the submucous tissue covering the hard palate. Synonym: glandulae palatinae. (05 Mar 2000) |
| palatine groove | One of a number of grooves on the lower surface of the palatine process of the maxilla in which the palatine vessels and nerves lie. Synonym: sulcus palatinus. (05 Mar 2000) |
| palatine papilla | A slight elevation of the mucosa at the anterior extremity of the raphe of the palate. Synonym: papilla incisiva, palatine papilla. Interdental papilla, the gingiva that fills the interproximal space between two adjacent teeth. Synonym: gingival septum, interproximal papilla. (05 Mar 2000) |
| palatine raphe | A rather narrow, low elevation in the centre of the hard palate that extends from the incisive papilla posteriorly over the entire length of the mucosa of the hard palate. Synonym: raphe palati, palatine ridge. (05 Mar 2000) |
| palatine ridge | A rather narrow, low elevation in the centre of the hard palate that extends from the incisive papilla posteriorly over the entire length of the mucosa of the hard palate. Synonym: raphe palati, palatine ridge. (05 Mar 2000) |