| plicae palmatae | The two longitudinal ridges, anterior and posterior, in the mucous membrane lining the cervix uteri, from which numerous secondary folds, or rugae, branch off. Synonym: plicae palmatae, arbor vitae uteri, lyra uterina. (05 Mar 2000) |
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| plicae recti | The three or four crescentic folds placed horizontally in the rectal mucous membrane; the superior rectal fold is situated near the beginning of the rectum on the left side; the middle rectal fold (Nelaton's fold) is most prominent and consistent and projects from the right side about 8 cm above the anus (approximately the level of the floor of the rectouterine or rectovesical pouch); the inferior rectal fold is on the left side about 5 cm above the anus. Synonym: plicae transversales recti, Houston's folds, Houston's valves, Kohlrausch's valves, plicae recti, rectal folds, rectal valves. (05 Mar 2000) |
| plicae transversales recti | The three or four crescentic folds placed horizontally in the rectal mucous membrane; the superior rectal fold is situated near the beginning of the rectum on the left side; the middle rectal fold (Nelaton's fold) is most prominent and consistent and projects from the right side about 8 cm above the anus (approximately the level of the floor of the rectouterine or rectovesical pouch); the inferior rectal fold is on the left side about 5 cm above the anus. Synonym: plicae transversales recti, Houston's folds, Houston's valves, Kohlrausch's valves, plicae recti, rectal folds, rectal valves. (05 Mar 2000) |
| plicae tubariae tubae uterinae | Many longitudinal folds in the mucous membrane of the uterine (fallopian) tube. Synonym: plicae tubariae tubae uterinae. (05 Mar 2000) |
| plicae tunicae mucosae vesicae felleae | The interlacing folds of the mucosa that produce a honeycomb appearance in the interior of the gallbladder. Synonym: plicae tunicae mucosae vesicae felleae. (05 Mar 2000) |
| plicamycin | <chemical> A tricyclic pentaglycosidic antibiotic from streptomyces strains that inhibits RNA and protein synthesis by adhering to DNA. It is used as a fluorescent dye and as an antineoplastic agent, especially in bone and testicular tumours. Plicamycin is also used to reduce hypercalcaemia, especially that due to malignancies. Pharmacological action: antibiotics, antineoplastic, fluorescent dyes, nucleic acid synthesis inhibitors, protein synthesis inhibitor. Chemical name: Mithramycin (12 Dec 1998) |
| plicate | Folded back and forth longitudinally like a fan. (09 Oct 1997) |
| plicated | Plaited; folded like a fan; as, a plicate leaf. Pli"cately. Origin: L. Plicatus, p. P. Of plicare to fold. Source: Websters Dictionary (01 Mar 1998) |
| plication | A folding or putting together in pleats; specifically, an operation for reducing the size of a hollow viscus by taking folds or tucks in its walls. Origin: L. Plico, pp. -atus, to fold (05 Mar 2000) |
| plicidentine | <anatomy> A form of dentine which shows sinuous lines of structure in a transverse section of the tooth. Origin: LL. Plica fold + E. Dentine. Source: Websters Dictionary (01 Mar 1998) |
| plicotomy | Division of the plica mallearis. Origin: plica + G. Tome, incision (05 Mar 2000) |
| plim | To swell, as grain or wood with water. Origin: Cf. Plump. Source: Websters Dictionary (01 Mar 1998) |
| Plimmer's bodies | An obsolete term for cancer bodies (05 Mar 2000) |
| Plimmer, Henry | <person> English protozoologist, 1857-1918. See: Plimmer's bodies. (05 Mar 2000) |
| pliocene | <geology> Of, pertaining to, or characterising, the most recent division of the Tertiary age. Origin: Gr. More + new, recent. <geology> The Pliocene period or deposits. Source: Websters Dictionary (01 Mar 1998) |