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Author Question: ________ would be expected to promote wakefulness. a. An adenosine agonist b. A histamine ... (Read 108 times)

abc

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on: Jun 22, 2018
________ would be expected to promote wakefulness.
 
  a. An adenosine agonist
  b. A histamine antagonist
  c. Activation of hypocretin neurons
  d. Stimulation of the ventrolateral preoptic area
  e. Inactivation of histamine neurons

Question 2

Which of the following is true of neurons within the ventrolateral preoptic area (vlPOA)?
 
  a. vlPOA neurons receive inhibitory input from noradrenergic, serotonergic, and histaminergic neurons.
  b. Excitotoxic lesions of the vlPOA increase sleep in cats.
  c. vlPOA neurons have a low firing rate during sleep.
  d. Electrical stimulation of vlPOA neurons produces insomnia.
  e. vlPOA neurons secrete glutamate to excite regions that control arousal.


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tdewitt

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Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: c. Activation of hypocretin neurons

Answer to Question 2

Answer: a. vlPOA neurons receive inhibitory input from noradrenergic, serotonergic, and histaminergic neurons.


abc

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Reply 2 on: Jun 22, 2018
Gracias!

mochi09

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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