Startle reaction — The startle reaction, also called the startle response, startle reflex or alarm reaction, is the response of mind and body to a sudden unexpected stimulus, such as a flash of light, a loud noise (acoustic startle reflex), or a quick movement near … Wikipedia
startle reaction — noun a complicated involuntary reaction to a sudden unexpected stimulus (especially a loud noise); involves flexion of most skeletal muscles and a variety of visceral reactions • Syn: ↑startle response • Hypernyms: ↑startle, ↑jump, ↑start * * *… … Useful english dictionary
startle pattern — noun or startle reaction or startle response : the complex of psychophysiological changes that is elicited in an organism by an unexpected sudden stimulus (as a loud noise) and includes tremor, sweating, palpitation, dry mouth, and a feeling of… … Useful english dictionary
startle reaction — ▪ psychology also called Startle Pattern, an extremely rapid psychophysiological response of an organism to a sudden and unexpected stimulus such as a loud sound or a blinding flash of light. In human beings it is characterized by… … Universalium
Startle reflex — A reflex seen in normal infants in response to a loud noise. The infant with make a sudden body movement, bringing the legs and arms toward the chest. * * * see Moro reflex * * * 1. Moro r. 2. see under reaction … Medical dictionary
Disease, exaggerated startle — A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction). This disorder was not recognized until 1962 when it was described by Drs. Kok and Bruyn as a disease with the onset at birth of… … Medical dictionary
Disease, startle — A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction). This disorder was not recognized until 1962 when it was described by Drs. Kok and Bruyn as a disease with the onset at birth of… … Medical dictionary
Exaggerated startle disease — A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction). This disorder was not recognized until 1962 when it was described by Drs. Kok and Bruyn as a disease with the onset at birth of… … Medical dictionary
Galvanic skin response — (GSR), also known as electrodermal response (EDR), psychogalvanic reflex (PGR), or skin conductance response (SCR), is a method of measuring the electrical resistance of the skin. There has been a long history of electrodermal activity research,… … Wikipedia
Orienting response — The orienting response, also called orienting reflex, is an organism s immediate response to a change in its environment, when that change is not sudden enough to elicit the startle reflex. The phenomenon was first described by Russian… … Wikipedia