Drugs that are used medically to block pain during surgery are:
a. barbiturates.
b. opiates.
c. alcohol.
d. amphetamines.
Question 2
Combining data from several different research studies to gain a better overview of a topic is called _____.
a. mega-analysis
b. meta-cognition
c. meta-analysis
d. mega-cognition
e. meta-study