Cannabis and caffeine

Question 1

Describe the mechanisms of cannabis action?

Answer 1

Burning marijuana creates vaporisation of THC which is absorbed in to the lungs and into blood plasma.
cannabanoid receptors are active in areas that are consistent with the behavioural effects. the receptor is called CB1.

Question 2

How can palatability be demonstrated in rats.

Answer 2

Measuring the responses t different foods.

• if rats were given plain food, hedonic reactions would take place as the THC makes it taste nicer.