In order to achieve analgesia, codeine must first be a. ...

[lracut11]

In order to achieve analgesia, codeine must first be
 
  a. Metabolically converted to heroin and codeine-6-glucuronide.
  b. Metabolically be converted to heroin and morphine.
  c. Metabolically be converted to codeine-6-glucuronide and morphine.
  d. No metabolic conversion is required in order for codeine to produce
  analgesia.

Question 2

In the brain reward system in the mesocortical limbic pathway, exogenous opiates
 
  a. Decrease the release of endogenous opiates.
  b. Increase the release of endogenous opiates.
  c. Result in dysphoria.
  d. Suppress the desire for additional opiate consumption.

[ebonylittles]

Answer to Question 1

c

Answer to Question 2

b