TAMIU Psychology 1301 exam 1 Part VI

TAMIU Psychology 1301 exam 1 Part VI - Action Potential...

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Action Potential  – Neural impulse that carries information along the axon of a neuron. The  action potential is generated when positively charged ions move in and out through channels in  the axon’s membrane Neurotransmitters  – Chemicals released by neurons that affect other neurons. Neurotransmitters Known or Suspected Effects Serotonin Mood, sleep, appetite, sensory perception,  temperature regulation, pain suppression, and  impulsivity, Low levels associated with  depression. Acetylcholine Muscle action, cognitive functioning, memory,  REM, emotion. Suspected role in Alzheimer’s  disease Dopamine Movement, attention, memory, learning, and  emotion. Excess DA associated with  schizophrenia, too little with Parkinson’s  disease. Nor epinephrine Learning, memory, dreaming, emotion, waking  from sleep, eating, alertness, wakefulness,  reactions to stress. Low levels of NE  associated with depression, high levels of 
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This note was uploaded on 03/27/2008 for the course PSYCH 1301 taught by Professor Staff during the Spring '08 term at TAMU Intl..

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TAMIU Psychology 1301 exam 1 Part VI - Action Potential...

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