reaction time
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reaction
[re-ak´shun]1. opposite action or counteraction; the response of a part to stimulation.
2. the phenomena caused by the action of chemical agents; a chemical process in which one substance is transformed into another substance or substances.
3. in psychology, the mental or emotional state that develops in any particular situation.
4. the specific cellular effect produced by foreign matter, as in testing for allergies. For specific reactions, see under the name, such as pirquet's reaction.
reaction of degeneration the reaction to electrical stimulation of muscles whose nerves have degenerated, consisting of loss of response to a faradic stimulation in a muscle, and to galvanic and faradic stimulation in the nerve.
reaction time the time elapsing between the application of a stimulus and the resulting reaction.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
re·ac·tion time
the interval between the presentation of a stimulus and the responsive reaction to it.
Farlex Partner Medical Dictionary © Farlex 2012
reaction time
n.
The interval of time between application of a stimulus and detection of a response.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
re·ac·tion time
(rē-ak'shŭn tīm)Interval between presentation of a stimulus and the beginning of an individual's response.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
reaction time
The interval between the application of a stimulus and the first sign of a response.Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
reaction time
see LATENT PERIOD (1).Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
reaction time
The time interval between the onset of a stimulus and the response of a subject. Visual stimulations with a flash of light give rise to reaction times varying between 130 and 180 ms. This figure diminishes significantly with age.
Millodot: Dictionary of Optometry and Visual Science, 7th edition. © 2009 Butterworth-Heinemann
re·ac·tion time
(rē-ak'shŭn tīm)Interval between presentation of a stimulus and responsive reaction to it.
Medical Dictionary for the Dental Professions © Farlex 2012