The neurotransmitter GABA plays what role in drug use and addiction?
a. It acts as the brain police
b. It acts as the gatekeeper
c. It acts as the transporter
d. It acts as the stimulator
Question 2
Substance abuse and substance dependence are
a. Different terms for the same condition
b. Two similar but separate diagnoses in the DSM-5
c. Outdated terms that reflect incomplete understanding of neurobiology
d. Combined into a single diagnosis in the DSM-5
