auditory sleep start

Dictionary of Hallucinations. . 2010.

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  • visual sleep start —    A term used to denote a photopsia (i.e. a flash of light) which may occasionally accompany the * auditory sleep start. Phenomenologi cally, the visual sleep start shows certain similarities to the * sound phosphene. For a further explanation,… …   Dictionary of Hallucinations

  • Auditory brainstem response — The auditory brainstem response (ABR) is an auditory evoked potential extracted from ongoing electrical activity in the brain and recorded via electrodes placed on the scalp. The resulting recording is a series of vertex positive waves of which I …   Wikipedia

  • sleep — sleepful, adj. sleeplike, adj. /sleep/, v., slept, sleeping, n. v.i. 1. to take the rest afforded by a suspension of voluntary bodily functions and the natural suspension, complete or partial, of consciousness; cease being awake. 2. Bot. to… …   Universalium

  • exploding head syndrome —    Also known as auditory sleep start. The term exploding head syndrome was introduced in or shortly before 1988 by the British neurologist John M.S. Pearce (b. 1936) to denote an abrupt and exceptionally loud akoasm (i.e. a nonverbal auditory… …   Dictionary of Hallucinations

  • Exploding head syndrome — is a condition that causes the sufferer to occasionally experience a tremendously loud noise as originating from within his or her own head, usually described as the sound of an explosion, roar, waves crashing against rocks, loud voices, or a… …   Wikipedia

  • N100 — In neuroscience, the N100 or N1 is a large, negative going evoked potential measured by electroencephalography (its equivalent in magnetoencephalography is the M100); it peaks in adults between 80 and 120 milliseconds after the onset of a… …   Wikipedia

  • Baby colic — This page is about Baby colic. For other types of colic, see Colic. Cholic redirects here. For cholic acid, see Cholic acid. Colic Classification and external resources Crying newborn …   Wikipedia

  • Health and Disease — ▪ 2009 Introduction Food and Drug Safety.       In 2008 the contamination of infant formula and related dairy products with melamine in China led to widespread health problems in children, including urinary problems and possible renal tube… …   Universalium

  • nervous system, human — ▪ anatomy Introduction       system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… …   Universalium

  • Alarm clock — Clock radio redirects here. For the clocks synchronised by radio signals, see Radio clock. Traditional wind up (keywound), mechanical, spring driven alarm clock …   Wikipedia

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