Researchers were searching for drugs to treat schizophrenia when they came across imipramine, which alleviated the symptoms of depression, although it was not effective against schizophrenia. It became the first of a class of drugs, all sharing a similar molecular structure, called:

A) tyramine.
B) tricyclics.
C) neuroleptics.
D) MAO inhibitors.

Which birthing technique is most effective in preventing mixing of the circulatory systems of a mother and child during childbirth?

A) The biofeedback method
B) A cesarean section
C) The Lamaze method
D) Natural childbirth

A strong critical thinker does not have to monitor his or her use of critical thinking.