| conveyor | A mechanical apparatus for carrying bulk material from place to place; for example, an endless moving belt or a chain of receptacles. (05 Dec 1998) |
|---|---|
| convolute | Said of parts rolled or twisted together when in an undeveloped stage, as in some corollas in the bud stage. (09 Oct 1997) |
| convoluted | Said of parts rolled or twisted together when in an undeveloped stage, as in some corollas in the bud stage. (09 Oct 1997) |
| convoluted bone | See: inferior nasal concha, middle nasal concha, superior nasal concha, supreme nasal concha. (05 Mar 2000) |
| convoluted gland | A gland whose secretory part is convoluted. Synonym: convoluted gland. (05 Mar 2000) |
| convoluted part of kidney lobule | Proximal and distal convoluted tubules and the associated renal corpuscles supplied by branches of the interlobular arteries. Synonym: labyrinthus, pars convoluta lobuli corticalis renis, labyrinth, Ludwig's labyrinth, renal labyrinth. (05 Mar 2000) |
| convoluted seminiferous tubule | One of two or three twisted curved tubules in each lobule of the testis, in which spermatogenesis occurs. Synonym: tubulus seminifer contortus, tubulus contortus. (05 Mar 2000) |
| convoluted tubule of kidney | The highly convoluted segments of the nephron in the renal labyrinth comprising the proximal convoluted tubule, which leads from Bowman's capsule to the descending limb of Henle's loop, and the distal convoluted tubule, which leads from the ascending limb of Henle's loop to the collecting tube. Synonym: tubulus renalis contortus, Ferrein's tube, tubulus contortus. (05 Mar 2000) |
| convolution | 1. A coiling or rolling of an organ. 2. Specifically, a gyrus of the cerebral or cerebellar cortex. Origin: L. Convolutio (05 Mar 2000) |
| convulsant | A substance that produces convulsions. See: eclamptogenic, epileptogenic. (05 Mar 2000) |
| convulsant threshold | The smallest amount of stimulation, electric current, or drug required to induce a convulsion. (05 Mar 2000) |
| convulsants | Substances that act in the brainstem or spinal cord to produce tonic or clonic convulsions, often by removing normal inhibitory tone. They were formerly used to stimulate respiration or as antidotes to barbiturate overdose. They are now most commonly used as experimental tools. (12 Dec 1998) |
| convulsion | <neurology> A violent involuntary contraction or series of contractions of the voluntary muscles. Origin: L. Convulsio, from convellere = to pull together (18 Nov 1997) |
| convulsions | Seizures manifested by discontinuous involuntary skeletal muscular contractions, either brief contractions repeated at short intervals or longer ones interrupted by intervals of muscular relaxation. (12 Dec 1998) |
| convulsions, febrile | Seizures occurring in young children during febrile episodes due to a low convulsive threshold. The convulsions are usually a self-limiting disorder after the age of 5 years. (12 Dec 1998) |