Rats are made dependent on morphine and then given an injection ...

[Metfan725]

Rats are made dependent on morphine and then given an injection of naloxone while housed in a novel cage. You would expect these rats to express
 
  a. an aversion to the cage in which naloxone caused withdrawal.
  b. fewer kappa receptors in the forebrain.
  c. more mu receptors in the forebrain.
  d. an attraction to the cage in which naloxone caused withdrawal.
  e. more consumption of water in the home cage.

Question 2

When an individual uses opiate drugs,
 
  a. he or she will not need to take more opiates to achieve the same high with repeated use.
  b. she risks creating dependency on opiates in her unborn child if she is pregnant when she uses.
  c. opiate receptors in the amygdala respond.
  d. they do not typically result in abuse.
  e. it causes stimulation, much like a stimulant.

[dlook33]

Answer to Question 1

Answer: a. an aversion to the cage in which naloxone caused withdrawal.

Answer to Question 2

Answer: b. she risks creating dependency on opiates in her unborn child if she is pregnant when she uses.

[Metfan725]

TYSM

[cdmart10]

Gracias!