English dictionary of medical terms (17)

Back to welcome

[dictionary] Go to the previous part of the dictionary

[Multilingual]No:320 - chemoreceptor
a receptor adapted for excitation by chemical substances, e.g., olfactory and gustatory receptors, or a sense organ, as the carotid body or the aortic (supracardial) bodies, which is sensitive to chemical changes in the blood stream, especially reduced oxygen content, and reflexly increases both respiration and blood pressure. See receptor.
[Multilingual]No:321 - chemotherapeutics
noun plural but singular or plural in constructions : chemotherapy.
[Multilingual]No:322 - chemotherapy
the treatment of disease by means of chemicals that have a specific toxic effect upon the disease - producing microorganisms or that selectively destroy cancerous tissue.
[Multilingual]No:323 - chloasma
(Gr. chloazein to be green) melasma c. hepaticum a term formerly used to refer to circumscribed facial hyperpigmentation resembling melasma that may occur as a cutaneous manifestation of chronic liver disease.
[Multilingual]No:324 - cholangiography
(chol- + Gr. angeion vessel + graphein to write) roentgenography of the biliary ducts after administration or injection of a contrast medium, orally, intravenously or percutaneously.
[Multilingual]No:325 - cholangitis
(chol- + Gr. angeion vessel + -itis) inflammation of a bile duct.
[Multilingual]No:326 - cholecystitis
(cholecyst + -itis) inflammation of the gallbladder.
[Multilingual]No:327 - cholelithiasis
(chole- + lithiasis) the presence or formation of gallstones.
[Multilingual]No:328 - choleretic
a choleretic agent.
[Multilingual]No:329 - cholestasia
(chole- + Gr. stasis stoppage) stoppage or suppression of the flow of bile, having intrahepatic or extrahepatic causes.
[Multilingual]No:330 - cholesterol
(chole- + Gr. stereos solid) 1. a pearly, fatlike steroid alcohol, C27H45OH, crystallizing in the form of leaflets or plates from dilute alcohol, and found in animal fats and oils, in bile, blood, brain tissue, milk, yolk of egg, myelin sheaths of nerve fibres, the liver, kidneys, and adrenal glands. It constitutes a large part of the most frequently occurring type of gallstones and occurs in atheroma of the arteries, in various cysts, and in carcinomatous tissue. Most of the body's cholesterol is synthesized in the liver, but some is absorbed from the diet. It is a precursor of bile acids and is important in the synthesis of steroid hormones. 2. (USP) a commercial preparation of cholesterol is used as a pharmaceutic aid. Called also cholesterin.
[Multilingual]No:331 - cholinergic
resembling acetylcholine in pharmacological action; stimulated by or releasing acetylcholine or a related compound.
[Multilingual]No:332 - chorea
(L.; Gr. choreia dance) the ceaseless occurrence of a wide variety of rapid, highly complex, jerky movements that appear to be well coordinated but are performed involuntarily.
[Multilingual]No:333 - chromosomal
pertaining to chromosomes.
[Multilingual]No:334 - chronic
(L. chronicus, from Gr. chronos time) persisting over a long period of time.
[Multilingual]No:335 - chronotropic
(chrono- + Gr. tropikos turning) affecting the time or rate, as the rate of contraction of the heart.
[Multilingual]No:336 - cicatrization
the formation of a cicatrix or scar.
[Multilingual]No:337 - circulation
(L. circulatio) movement in a regular or circuitous course, as the movement of the blood through the heart and blood vessels.
[Multilingual]No:338 - cirrhosis
(Gr. kirrhos orange-yellow) liver disease characterized pathologically by loss of the normal microscopic lobular architecture, with fibrosis and nodular regeneration. The term is sometimes used to refer to chronic interstitial inflammation of any organ.
[Multilingual]No:339 - classic
of first class of rank; standard.

[Dictionary] Go to the next part of the dictionary