Until what age are most areas of the cerebral cortex still growing?

The structures of the limbic system play an important role in __________ and __________

a) heart rate; breathing. b) breathing; decision making. c) memory; emotion. d) spatial tasks; sequential tasks.

________ is classified as a ________ and was one of the first psychoactive substances used by humans

a. Nicotine; depressant b. Barbiturate; stimulant c. Morphine; antipsychotic d. Heroin; stimulant e. Alcohol; depressant