| PPN | partial parenteral nutrition; pedunculopontine nucleus |
|---|---|
| PPT | parietal pleural tissue; partial prothrombin time; peak-to-peak threshold; Pfeiffer-Palm-Teller [syn... |
| PRD | partial reaction of degeneration; physician relations department; postradiation dysplasia |
| PRF | partial reinforcement; patient report form; perforin; plasma recognition factor; pontine reticular f... |
| PtcCO2 | transcutaneous partial pressure of carbon dioxide |
| Eisenmenger's complex | The combination of ventricular septal defect with pulmonary hypertension and consequent right-to-left shunt through the defect, with or without an associated overriding aorta. Synonym: Eisenmenger's defect, Eisenmenger's disease, Eisenmenger's tetralogy. (05 Mar 2000) |
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| Electra complex | Female counterpart of the Oedipus complex in the male; a term used to describe unresolved conflicts during childhood development toward the father which subsequently influence a woman's relationships with men. Synonym: father complex. Origin: Electra, daughter of Agamemnon (05 Mar 2000) |
| electrocardiographic complex | <cardiology, physiology> A deflection or group of deflections in the electrocardiogram. (05 Mar 2000) |
| TLa complex | <molecular biology> Genes coding for and controlling TL antigens, the complex is situated close to the H 2 complex on mouse chromosome 17 and resembles H 2 in several ways. (18 Nov 1997) |
| enzyme-substrate complex | A noncovalent complex of two molecules; often referring to the enzyme-substrate complex in an enzyme-catalyzed reaction. Compare: central complex, Michaelis complex. Synonym: enzyme-substrate complex. (05 Mar 2000) |
| triple symptom complex | <syndrome> A multisystem, chronic recurrent disease characterised by ulceration in the mouth and genitalia, iritis, uveitis, arthritis and thrombophlebitis. Often treated with immunosuppressive therapy (corticosteroids, chlorambucil). (27 Sep 1997) |
| equiphasic complex | A diphasic complex whose positive and negative deflections are approximately equal. Synonym: equiphasic complex. (05 Mar 2000) |
| j-g complex | A complex consisting of the juxtaglomerular cells, which are modified smooth muscle cells in the wall of the afferent glomerular arteriole and sometimes also the efferent arteriole; extraglomerular mesangium lacis cells, which are located in the angle between the afferent and efferent glomerular arterioles; the macula densa of the distal convoluted tubule; and granular epithelial peripolar cells located at the angle of reflection of the parietal to the visceral capsule of the renal corpuscle; believed to provide some feedback control of extracellular fluid volume and glomerular filtration rate. Synonym: j-g complex, juxtaglomerular apparatus. (05 Mar 2000) |
| Jocasta complex | A mother's libidinous fixation on a son. Origin: Jocasta, mother and wife of Oedipus (05 Mar 2000) |
| junctional complex | The attachment zone between epithelial cells, typically consisting of the zonula occludens, the zonula adherens, and the macula adherens (desmosome). (05 Mar 2000) |
| juxtaglomerular complex | A complex consisting of the juxtaglomerular cells, which are modified smooth muscle cells in the wall of the afferent glomerular arteriole and sometimes also the efferent arteriole; extraglomerular mesangium lacis cells, which are located in the angle between the afferent and efferent glomerular arterioles; the macula densa of the distal convoluted tubule; and granular epithelial peripolar cells located at the angle of reflection of the parietal to the visceral capsule of the renal corpuscle; believed to provide some feedback control of extracellular fluid volume and glomerular filtration rate. Synonym: j-g complex, juxtaglomerular apparatus. (05 Mar 2000) |
| K complex | High amplitude, diphasic frontocental slow waves in the electroencephalogram related to arousal from sleep by a sound; characteristic of sleep stages 2, 3, and 4. (05 Mar 2000) |
| ketoglutarate dehydrogenase complex | <enzyme> Chemical name: 2-Oxoglutarate:lipoamide 2-oxidoreductase (decarboxylating and acceptor-succinylating) Registry number: EC 1.2.4.2 (12 Dec 1998) |
| father complex | Female counterpart of the Oedipus complex in the male; a term used to describe unresolved conflicts during childhood development toward the father which subsequently influence a woman's relationships with men. Synonym: father complex. Origin: Electra, daughter of Agamemnon (05 Mar 2000) |
| fatty acid synthase complex | The multienzyme complex that catalyses the formation of palmitate from acetylcoenzyme A, malonylcoenzyme A, and NADPH. (05 Mar 2000) |