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5 Written questions

5 Matching questions

  1. refractory period
  2. limbic center
  3. Parts of nervous system
  4. endorphins
  5. ecstasy
  1. a neurotransmitter. secrete eating, sex, exercise.
  2. b serotonin release. damages brain neurons that release serotonin
  3. c rest after repolarized, .0005-.002 sec
  4. d brain's pleasure center
  5. e Cns, pns, ans

5 Multiple choice questions

  1. branching off spinal cord, 31 pairs, send messages back and forth between body and brain
  2. new antidepressants. selective serotonin reuptake inhibitors. block reuptake of serotonin back into presynaptic knob.
  3. aka association neurons, connecting neurons. found withing cns. make connections, form connections between sensory messages and motor messages
  4. branching off brain,12 pairs, control many bodily functions
  5. body into cns. afferent.

5 True/False questions

  1. oligodendrocytessecrete myelin sheath if neuron is in cns


  2. synapsespace between neurons


  3. neurons repair?pns yes. cns no


  4. synaptic knobsswellings at ends of axons


  5. addictionthreshold level stimulus is raised, presynaptic neuron becomes more reluctant to release normal dopamine levels, brain permanently altered


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