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mondofacto - Online Medical Dictionary Category: Health and Medicine > Medical Dictionary Date & country: 26/01/2008, UK Words: 116197

pantomography
A method of radiography by which a radiograph (pantomogram) of the maxillary and mandibular dental arches and their contiguous structures may be obtained on a single film. ... (05 Mar 2000) ...

pantomorphia
1. The condition of an organism, such as an amoeba, that is capable of assuming all shapes. ... 2. Perfect shapeliness or symmetry. ... Origin: panto-+ G. Morphe, shape ... (05 Mar 2000) ...

pantomorphic
Capable of assuming all shapes. ... (05 Mar 2000) ...

pantonine
An amino acid identified in Escherichia coli that may be an intermediate in the biosynthesis of pantothenic acid by that organism, containing NH2 in place of the alpha-OH group of pantothenic acid. ... (05 Mar 2000) ...

pantoporate
<botany> Of a pollen grain, with rounded apertures all over the surface. ... (09 Oct 1997) ...

pantoscopic spectacles
Synonym for half-glass spectacles ... Spectacles, used for reading, in which the upper portion of the lenses are removed. ... Synonym: clerical spectacles, pantoscopic spectacles, pulpit spectacles. ... (05 Mar 2000) ...

pantothenate
A salt or ester of pantothenic acid. ... Pantothenate synthetase, an enzyme that converts pantoate and beta-alanine to pantothenate with cleavage of ATP to AMP and PPi; a key step in coenzyme A biosynthesis. ... Synonym: pantoate-activating enzyme. ... (05 Mar 2000) ...

pantothenate permease
<chemical> Catalyses the sodium-dependent uptake of extracellular pantothenate; from E coli ... Chemical name: permease, pantothenate ... Synonym: panf gene product ... (26 Jun 1999) ...

pantothenic acid
<chemical> Chemical name: beta-Alanine, N-(2,4-dihydroxy-3,3-dimethyl-1-oxobutyl)-, (R)- ... (12 Dec 1998) ...

pantothenyl
The acyl radical of pantothenic acid. ... (05 Mar 2000) ...

pantothenyl alcohol
Synonym for dexpanthenol ... D-(+)-2,4-dihydroxy-N-(3-hydroxypropyl)-3,3-dimethylbutyramide;pantothenic acid with -CH2OH replacing the terminal -COOH; a cholinergic agent and a dietary source of pantothenic acid. ... Synonym: panthenol, pantothenyl alcohol. ... (05 Mar 2000) ...

pantoyl
The acyl radical of pantoic acid. ... (05 Mar 2000) ...

pantoyl lactone dehydrogenase
<enzyme> An fmn-dependent enzyme that catalyses the formation of ketopantoyl lactone from l-(+)-pantoyl lactone; isolated from nocardia asteroides ... Registry number: EC 1.1.99.- ... (26 Jun 1999) ...

pantoyltaurine
Pantothenic acid in which the carboxyl group is replaced by a sulfonic acid group; analogous to pantothenic acid in structure, except that taurine replaces beta-alanine in the molecule. ... Synonym: thiopanic acid. ... (05 Mar 2000) ...

pantropic virus
The ordinary strain of yellow fever virus, as distinguished from the neurotropic strain; has an affinity for different tissues. ... (05 Mar 2000) ...

Panum
Peter L., Danish physiologist, 1820-1885. ... See: Panum's area. ... (05 Mar 2000) ...

Panum's area
The area in and about the macula retinae in which stimulation of noncorresponding retinal points nevertheless results in stereoscopic vision. ... Synonym: fusion area. ... (05 Mar 2000) ...

panuveitis
Inflammation in which both the anterior and posterior segments of the uvea are involved and a specific focus is not apparent. It is often severe and extensive and a serious threat to vision. Causes include systemic diseases such as tuberculosis, sarcoidosis, and syphilis, as well as malignancies. The intermediate segment of the eye is not involved. …

panzerherz
Synonym: armored heart. ... Origin: Ger. Panzerherz ... (05 Mar 2000) ...

panzootic
<epidemiology> A widely distributed epizootic, often one affecting more than one host species. ... (05 Dec 1998) ...

pap
1. A soft food for infants, made of bread boiled or softtened in milk or water. ... 2. Nourishment or support from official patronage; as, treasury pap. ... 3. The pulp of fruit. ... Origin: Cf. D. Pap, G. Pappe, both perh. Fr. L. Papa, pappa, the word with which infants call for food: cf. It. Pappa. ... 1. <anatomy> A nipple; a mammilla; a teat. …

pap smear
(Papanicolao) a special stain performed usually on a smear taken from the neck of the womb - the cervix. ... (16 Dec 1997) ...

PAP technique
1. <gynaecology> Colloquial abbreviation for Papanicolaou's stain. ... 2. <technique> Peroxidase antiperoxidase method for obtaining an enhanced peroxidase reaction to indicate antibody binding to antigen. ... In the first stage the material, for example a section, is reacted with a specific antiserum (say rat) against the antigen. In the …

pap test
Microscopic examination of cells collected from the cervix. It is used to detect changes that may be cancer or may lead to cancer, and it can show noncancerous conditions, such as infection or inflammation. Also called pap smear. ... (12 Dec 1998) ...

PAP1 permease
<chemical> From saccharomyces cerevisiae; has 566 amino acid residues; mw 62,704 da; genbank x75076 ... Synonym: pap1 gene product, putative amino-acid permease 1, putative aa permease 1 ... (26 Jun 1999) ...

papacy
1. The office and dignity of the pope, or pontiff, of Rome; papal jurisdiction. ... 2. The popes, collectively; the succession of popes. ... 3. The Roman Catholic religion; commonly used by the opponents of the Roman Catholics in disparagement or in an opprobrious sense. ... Origin: LL. Papatia, fr. L. Papa a father, bishop. See Pope. ... Source: Webst …

papain
<enzyme> Thiol protease from Carica papaya (pawpaw). ... Thermostable and will act in the presence of denaturing agents. Although it will cleave a variety of peptide bonds there is greatest activity one residue towards the C terminus from a phenylalanine. ... (18 Nov 1997) ...

Papanicolaou examination
Synonym for pap test ... Microscopic examination of cells collected from the cervix. It is used to detect changes that may be cancer or may lead to cancer, and it can show noncancerous conditions, such as infection or inflammation. Also called pap smear. ... (12 Dec 1998) ...

Papanicolaou smear
Synonym for pap smear ... (Papanicolao) a special stain performed usually on a smear taken from the neck of the womb - the cervix. ... (16 Dec 1997) ...

Papanicolaou smear test
Synonym for pap test ... Microscopic examination of cells collected from the cervix. It is used to detect changes that may be cancer or may lead to cancer, and it can show noncancerous conditions, such as infection or inflammation. Also called pap smear. ... (12 Dec 1998) ...

Papanicolaou stain
<technique> A multichromatic stain used principally on exfoliated cytologic specimens and based on aqueous haematoxylin with multiple counterstaining dyes in 95% ethyl alcohol, giving great transparency and delicacy of detail; important in cancer screening, especially of gynecologic smears. ... (05 Mar 2000) ...

Papanicolaou, George
<person> Greek-U.S. Physician, anatomist, and cytologist, 1883-1962. ... See: Pap smear, Pap test, Papanicolaou examination, Papanicolaou smear, Papanicolaou smear test, Papanicolaou stain. ... (05 Mar 2000) ...

Papanicolaou's stain
<technique> A complex stain for detecting malignant cells in cervical smears. ... Contains in separate staining stages (a) haematoxylin, (b) Orange G phosphotungstic acid c) Light green, Bismarck Brown, Eosin and phosphotungstic acid. ... (18 Nov 1997) ...

papaphobia
<psychology> Intense fear or dread of the pope, or of the Roman Catholic Church. ... Origin: Gr. Phobos = fear ... (16 Mar 1998) ...

papaveretum
A preparation of water soluble opium alkaloids, including 50% anhydrous morphine. ... Origin: L. Papaver, poppy ... (05 Mar 2000) ...

papaw
1. <botany> A tree (Carica Papaya) of tropical America, belonging to the order Passifloreae. It has a soft, spongy stem, eighteen or twenty feet high, crowned with a tuft of large, long-stalked, palmately lobed leaves. The milky juice of the plant is said to have the property of making meat tender. Also, its dull orange-coloured, melon-shaped …

papaya
The fruit of the papaw (pawpaw), Carica papaya (family Caricaceae), a tree of tropical America; it possesses a proteolytic action and is the source of papain. ... Synonym: carica. ... Origin: Sp. ... (05 Mar 2000) ...

papayotin
Synonym for papain ... <enzyme> Thiol protease from Carica papaya (pawpaw). ... Thermostable and will act in the presence of denaturing agents. Although it will cleave a variety of peptide bonds there is greatest activity one residue towards the C terminus from a phenylalanine. ... (18 Nov 1997) ...

paper
1. A substance in the form of thin sheets or leaves intended to be written or printed on, or to be used in wrapping. It is made of rags, straw, bark, wood, or other fibrous material, which is first reduced to pulp, then molded, pressed, and dried. ... 2. A sheet, leaf, or piece of such substance. ... 3. A printed or written instrument; a document, es …

paper chromatography
<technique> Separation method in which filter paper is used as the support. ... A type of chromatography in which the stationary phase is a sheet of special-grade filter paper. It is in all other aspects similar to thin-layer chromatography. ... Not a very sensitive method, but historically important as one of the first methods available for se …

paper mill worker's disease
<chest medicine> Extrinsic allergic alveolitis caused by moldy wood pulp containing spores of Alternaria fungi. ... (05 Mar 2000) ...

paper plate
Synonym for orbital plate of ethmoid bone ... A thin plate of ethmoid bone forming part of the medial wall of the orbit and the lateral wall for the ethmoidal labyrinth. ... Synonym: lamina orbitalis ossis ethmoidalis, lamina papyracea, orbital lamina of ethmoid bone, orbital layer of ethmoid bone, orbital plate, paper plate, papyraceous plate. ... (0 …

Papez circuit
A long circuitous conduction chain in the mammalian forebrain, leading from the hippocampus by way of the fornix to the mammillary body and thence returning to the hippocampus by way of, sequentially, the anterior thalamic nuclei, cingulate gyrus, and parahippocampal gyrus. ... (05 Mar 2000) ...

Papez, J
<person> U.S. Anatomist, 1883-1958. ... See: Papez circuit. ... (05 Mar 2000) ...

papilla
1. <anatomy> A projection occurring in various animal tissues and organs. ... 2. <botany> A small blunt hair on plants. ... (18 Nov 1997) ...

papilla dentis
Synonym for dental papilla ... Mesodermal tissue enclosed in the invaginated portion of the epithelial enamel organ and giving rise to the dentin and pulp. ... (12 Dec 1998) ...

papilla duodeni major
Synonym for major duodenal papilla ... Point of opening of the common bile duct and pancreatic duct into the duodenum; it is located posteriorly in the descending part of the duodenum. ... Synonym: papilla duodeni major, bile papilla, papilla of Vater, Santorini's major caruncle. ... (05 Mar 2000) ...

papilla duodeni minor
Synonym for minor duodenal papilla ... The site of the opening of the accessory pancreatic duct into the duodenum, located anterior to and slightly superior to the major papilla. ... Synonym: papilla duodeni minor, Santorini's minor caruncle. ... Nerve papilla, one of the papillae in the dermis containing a tactile corpuscle or other form of end organ …

papilla incisiva
Synonym for incisive 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) ...

papilla lacrimalis
Synonym for lacrimal papilla ... A slight projection from the margin of each eyelid near the medial commisure, in the centre of which is the lacrimal punctum (opening of the lacrimal duct). ... Synonym: papilla lacrimalis. ... (05 Mar 2000) ...

papilla lingualis
Synonym for lingual papilla ... One of numerous variously shaped projections of the mucous membrane of the dorsum of the tongue. ... Synonym: papilla lingualis. ... The lingual portion of the gingiva filling the interproximal space between adjacent teeth; in molar and premolar areas, there may be separate lingual and buccal interdental papillae. ... Se …

papilla mammae
Synonym for nipple ... 1. <anatomy> The protuberance through which milk is drawn from the breast or mamma; the mammilla; a teat; a pap. ... 2. The orifice at which any animal liquid, as the oil from an oil bag, is discharged. ... 3. Any small projection or article in which there is an orifice for discharging a fluid, or for other purposes; as, t …

papilla nervi optici
Synonym for optic disk ... The portion of the optic nerve seen in the fundus with the ophthalmoscope. It is formed by the meeting of all the retinal ganglion cell axons as they enter the optic nerve. Because the retina at the optic disk has no photoreceptors there is a corresponding blind spot in the visual field. ... (12 Dec 1998) ...

papilla of breast
Synonym for nipple ... 1. <anatomy> The protuberance through which milk is drawn from the breast or mamma; the mammilla; a teat; a pap. ... 2. The orifice at which any animal liquid, as the oil from an oil bag, is discharged. ... 3. Any small projection or article in which there is an orifice for discharging a fluid, or for other purposes; as, t …

papilla of Vater
Synonym for major duodenal papilla ... Point of opening of the common bile duct and pancreatic duct into the duodenum; it is located posteriorly in the descending part of the duodenum. ... Synonym: papilla duodeni major, bile papilla, papilla of Vater, Santorini's major caruncle. ... (05 Mar 2000) ...

papilla parotidea
Synonym for parotid papilla ... The projection at the opening of the parotid duct into the vestibule of the mouth opposite the neck of the upper second molar tooth. ... Synonym: papilla parotidea. ... (05 Mar 2000) ...

papilla pili
A knoblike indentation of the bottom of the hair follicle, upon which the hair bulb fits like a cap; it is derived from the corium and contains vascular loops for the nourishment of the hair root. ... Synonym: hair papilla. ... (05 Mar 2000) ...

papilla renalis
Synonym for renal papilla ... <anatomy> The apex of a renal pyramid that projects into a minor calyx; some 10 to 25 openings of papillary ducts occur on its tip, forming the area cribrosa. ... Synonym: papilla renalis. ... (07 Mar 2000) ...

papilla vallata
Synonym for vallate papilla ... One of eight or ten projections from the dorsum of the tongue forming a row anterior to and parallel with the sulcus terminalis; each papilla is surrounded by a circular trench (fossa) having a slightly raised outer wall (vallum); on the sides of the vallate papilla and the opposed margin of the vallum are numerous ta …

papillae conicae
Synonym for conical papillae ... Numerous projections on the dorsum of the tongue, scattered among the filiform papillae and similar to them, but shorter. ... Synonym: papillae conicae, conic papillae. ... Papillae corii ... An alternate term for dermal papillae. ... (05 Mar 2000) ...

papillae dermis
Synonym for dermal papillae ... The superficial projections of the dermis (corium) that interdigitate with recesses in the overlying epidermis; they contain vascular loops and specialised nerve endings, and are arranged in ridgelike lines best developed in the hand and foot. ... Synonym: papillae dermis, papillae corii, papillae of corium. ... (05 Mar …

papillae filiformes
Synonym for filiform papillae ... Curved tapering cone shaped body on the tongue of rodents, of which the epithelial cell columns have been investigated in detail. ... (18 Nov 1997) ...

papillae foliatae
Synonym for foliate papillae ... Numerous projections arranged in several transverse folds upon the lateral margins of the tongue just in front of the palatoglossus muscle. ... Synonym: papillae foliatae, folia linguae. ... Fungiform papillae, numerous minute elevations on the dorsum of the tongue, of a fancied mushroom shape, the tip being broader th …

papillae fungiformes
fungiform papillae ...

papillae of corium
Synonym for dermal papillae ... The superficial projections of the dermis (corium) that interdigitate with recesses in the overlying epidermis; they contain vascular loops and specialised nerve endings, and are arranged in ridgelike lines best developed in the hand and foot. ... Synonym: papillae dermis, papillae corii, papillae of corium. ... (05 Mar …

papillary
<anatomy> Pertaining to or resembling papilla or nipple. ... (18 Nov 1997) ...

papillary adenocarcinoma
<tumour> An adenocarcinoma containing finger-like processes of vascular connective tissue covered by neoplastic epithelium, projecting into cysts or the cavity of glands or follicles; occurs most frequently in the ovary and thyroid gland. ... (05 Mar 2000) ...

papillary carcinoma
<tumour> A malignant neoplasm characterised by the formation of numerous, irregular, finger-like projections of fibrous stroma that is covered with a surface layer of neoplastic epithelial cells. ... (05 Mar 2000) ...

papillary cystadenoma lymphomatosum
Synonym for adenolymphoma ... <oncology, tumour> A benign tumour characterised histologically by tall columnar epithelium within a lymphoid tissue stroma. It is usually found in the salivary glands, especially the parotid. ... (25 Jun 1999) ...

papillary cystic adenoma
<tumour> An adenoma in which the lumens of the acini are frequently distended by fluid, and the neoplastic epithelial elements tend to form irregular, fingerlike projections. ... (05 Mar 2000) ...

papillary ducts
The largest straight excretory duct's in the kidney medulla and papillae whose openings form the area cribrosa; they are a continuation of the collecting tubules. ... Synonym: Bellini's ducts. ... (05 Mar 2000) ...

papillary foramina of kidney
Numerous minute openings, the apertures of the papillary ducts converging on the apical pole of each renal papilla. ... Synonym: foramina papillaria renis. ... (05 Mar 2000) ...

papillary hidradenoma
<tumour> A solitary benign tumour occurring in women usually in the labia majora, cystic and papillary, and composed of epithelium resembling that of apocrine glands. ... Synonym: apocrine adenoma, hidradenoma papilliferum. ... (05 Mar 2000) ...

papillary layer
Synonym for stratum papillare corii ... The more superficial layer of the corium whose papillae interdigitate with the epidermis. ... Synonym: corpus papillare, papillary layer. ... (05 Mar 2000) ...

papillary muscle
<anatomy> Small muscles within the heart which anchor the heart valves. ... (12 Dec 1998) ...

papillary muscle dysfunction
Impaired function of a papillary muscle, usually due to ischemia or infarction, with resulting incompetence of the mitral valve. ... Synonym: papillary muscle syndrome. ... (05 Mar 2000) ...

papillary muscle syndrome
Synonym for papillary muscle dysfunction ... Impaired function of a papillary muscle, usually due to ischemia or infarction, with resulting incompetence of the mitral valve. ... Synonym: papillary muscle syndrome. ... (05 Mar 2000) ...

papillary muscles
Conical muscular projections from the walls of the cardiac ventricles, attached to the cusps of the atrioventricular valves by the chordae tendineae. ... (12 Dec 1998) ...

papillary necrosis
<radiology> Mnemonic: POST CARD, P pyelonephritis, O obstruction, S sickle cell disease, T TB, C cirrhosis (EtOH), A analgesics (phenacetin and aspirin), R renal vein thrombosis, D diabetes ... (12 Dec 1998) ...

papillary process
The left lower angle of the caudate lobe of the liver, opposite the caudate process. ... Synonym: processus papillaris. ... (05 Mar 2000) ...

papillary stasis
An obsolete term for papilledema. ... (05 Mar 2000) ...

papillary tumour
A tumour shaped like a small mushroom with its stem attached to the inner lining of the bladder. ... (12 Dec 1998) ...

papillectomy
<procedure> Surgical removal of any papilla. ... Origin: papilla + G. Ektome, excision ... (05 Mar 2000) ...

papilledema
Synonym for papilloedema ... <ophthalmology> Oedema of the optic disk (papilla), most commonly due to increased intracranial pressure, malignant hypertension or thrombosis of the central retinal vein. ... Synonym: choked disk. ... (15 Nov 1997) ...

papilliferous
Provided with papillae. ... Origin: papilla + L. Fero, to bear ... (05 Mar 2000) ...

papilliform
Resembling or shaped like a papilla. ... (05 Mar 2000) ...

papillitis
<ophthalmology> Inflammation of the optic papilla (disc). ... (18 Nov 1997) ...

papillo-
A papilla, papillary. ... Origin: L. Papilla ... (05 Mar 2000) ...

papilloadenocystoma
<tumour> A benign epithelial neoplasm characterised by glands or glandlike structures, formation of cysts, and finger-like projections of neoplastic cells covering a core of fibrous connective tissue. ... (05 Mar 2000) ...

papillocarcinoma
<tumour> 1. A papilloma that has become malignant. ... 2. A carcinoma that is characterised by papillary, finger-like projections of neoplastic cells in association with cores of fibrous stroma as a supporting structure. ... Origin: papilla + G. Karkinoma, cancer ... (05 Mar 2000) ...

papilloedema
<ophthalmology> Oedema of the optic disk (papilla), most commonly due to increased intracranial pressure, malignant hypertension or thrombosis of the central retinal vein. ... Synonym: choked disk. ... (15 Nov 1997) ...

papilloma
<oncology, tumour> Benign tumour of epithelium. ... Warts (caused by papilloma virus) are the most familiar example and each is a clone derived from a single infected cell. ... (18 Nov 1997) ...

papilloma acuminatum
An obsolete term for condyloma acuminatum. ... (05 Mar 2000) ...

papilloma canaliculum
A papillomatous benign tumour arising within the duct of a gland. ... (05 Mar 2000) ...

papilloma diffusum
Widespread occurrence of papilloma's. ... (05 Mar 2000) ...

papilloma durum
A wart, corn, or cutaneous horn. ... Synonym: hard papilloma. ... (05 Mar 2000) ...

papilloma inguinale tropicum
A cutaneous eruption, occurring in Colombia, characterised by numerous slender pink vegetations in the inguinal region. ... (05 Mar 2000) ...

papilloma molle
Synonym for soft papilloma ... A papilloma with only a thin layer of horny epithelium. ... Synonym: papilloma molle. ... (05 Mar 2000) ...

papilloma venereum
An obsolete term for condyloma acuminatum. ... (05 Mar 2000) ...

papilloma virus, bovine
A species of papilloma virus producing large numbers of warts on calves. Connective tissue proliferation is an important component of the warts. ... (12 Dec 1998) ...