PSYC 211 Lecture Notes - Lecture 31: Microdialysis, Basal Forebrain, Striatum
16 Mar 2017
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Sleep disorders: sleep apnea sleep apnea is insomnia caused by the inability to sleep and breathe at the same time. During a period of sleep apnea: the level of carbon dioxide in the blood stimulates chemoreceptors, the person wakes up gasping for war, the oxygen level in the blood normalizes and the cycle begins again. Often sleep apnea is caused by an obstruction of the airway. Narcolepsy is a neurological disorder characterized by sleep at inappropriate times symptoms. Sleep attack" is an overwhelming urge to sleep: sleep paralysis is caused by rem sleep that intrudes during waking hours the person is unable to move just before the onset of sleep and upon waking in the morning. May show hypnagogic hallucinations: cataplexy is when a person suddenly wilts and falls down. It is precipitated by strong emotional reactions or sudden physical effort (e. g. laughter, anger, excitability)
