click here


 
  Section III
Unit 6

Questions 27 - 30:

Question 27
C
Knowledge of membrane structure/function

Question 28
C
From last para: "Other drugs are competitive inhibitors…curare has a similar effect at the NMJ."

Question 29
B
By elimination. All the others are described as promoting activity in the post-synaptic neurone.

Question 30
C
MDMA "prevents reabsorption of 5-HT into the presynaptic neurone." Thus it accumulates at the synapse in the short-term; but supplies in the presynaptic neurone become depleted in the long term.

NEXT SECTION