Which of the following is true of GABA? A) GABA has a general ...

[khang]

Which of the following is true of GABA?
 
  A) GABA has a general excitatory effect.
  B) GABA is involved in Parkinson's disease.
  C) An excess of GABA may result in epilepsy.
  D) The inhibitory effects of GABA act stabilize brain electrical activity.
  E) Loss of GABA function will reduce anxiety.

Question 2

The GABAA receptor is a(n) ________ receptor that controls a ________ channel.
 
  A) ionotropic; chloride
  B) ionotropic; potassium
  C) metabotropic; chloride
  D) metabotropic; potassium
  E) ionotropic; sodium

[kishoreddi]

Answer to Question 1

Answer: D
Rationale: The inhibitory effects of GABA act stabilize brain electrical activity.

Answer to Question 2

Answer: A
Rationale: The GABAA receptor is an ionotropic receptor that controls a chloride channel.