| pathologic startle syndromes | A group of disorders characterised by markedly exaggerated startle reflex and other exaggerated stimulus-induced responses. Includes hyperexplexia and probably latah and the jumping Frenchman of Maine syndrome. (05 Mar 2000) |
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| startle epilepsy | A form of reflex epilepsy precipitated by sudden noises. (05 Mar 2000) |
| startle reaction | A complex involuntary response to an unexpected strong stimulus usually auditory in nature. (12 Dec 1998) |
| startle reflex | The reflex response of an infant (contraction of the limb and neck muscles) when allowed to drop a short distance through the air or startled by a sudden noise or jolt. Synonym: Moro reflex, parachute reflex, startle reaction. Synonym: cochleopalpebral reflex. (05 Mar 2000) |