PSYCHOPHARMACOLOGY DRUGS THE
BRAIN AND BEHAVIOR 3RD EDITION
MEYER TEST BANK FINAL PAPER 2026
FULL QUESTIONS WITH CORRECT
ANSWERS GRADED A+
⩥ What are psychoactive drugs? Answer: Substances that alter mood,
thought, or behavior, used to manage neuropsychological illness.
⩥ What are the routes of drug administration? Answer: Oral, inhaled,
rectal, patches, injection.
⩥ Which route has the fewest barriers to the brain? Answer: Injection
directly into the brain.
⩥ What is the blood-brain barrier? Answer: A barrier that prevents
certain substances from entering the brain.
⩥ What is the function of the pituitary gland? Answer: It is a target for
many blood-borne hormones.
⩥ What does the area postrema do? Answer: It detects and initiates
vomiting of noxious substances.
, ⩥ How does the body eliminate drugs? Answer: Drugs are broken down
in the kidneys, liver, and intestines, and excreted in urine, feces, sweat,
breast milk, and exhaled air.
⩥ What is an agonist? Answer: A substance that enhances the function of
a synapse.
⩥ What is an antagonist? Answer: A substance that blocks or decreases
the function of a synapse.
⩥ What is tolerance in drug use? Answer: A decreased response to a
drug with repeated exposure.
⩥ What is sensitization in drug use? Answer: Increased responsiveness
to successive equal doses of a drug.
⩥ What is the role of the cytochrome P450 enzyme family? Answer: It is
involved in drug catabolism.
⩥ What is the effect of caffeine on the body? Answer: It acts as an
adenosine antagonist, increasing alertness and energy.
BRAIN AND BEHAVIOR 3RD EDITION
MEYER TEST BANK FINAL PAPER 2026
FULL QUESTIONS WITH CORRECT
ANSWERS GRADED A+
⩥ What are psychoactive drugs? Answer: Substances that alter mood,
thought, or behavior, used to manage neuropsychological illness.
⩥ What are the routes of drug administration? Answer: Oral, inhaled,
rectal, patches, injection.
⩥ Which route has the fewest barriers to the brain? Answer: Injection
directly into the brain.
⩥ What is the blood-brain barrier? Answer: A barrier that prevents
certain substances from entering the brain.
⩥ What is the function of the pituitary gland? Answer: It is a target for
many blood-borne hormones.
⩥ What does the area postrema do? Answer: It detects and initiates
vomiting of noxious substances.
, ⩥ How does the body eliminate drugs? Answer: Drugs are broken down
in the kidneys, liver, and intestines, and excreted in urine, feces, sweat,
breast milk, and exhaled air.
⩥ What is an agonist? Answer: A substance that enhances the function of
a synapse.
⩥ What is an antagonist? Answer: A substance that blocks or decreases
the function of a synapse.
⩥ What is tolerance in drug use? Answer: A decreased response to a
drug with repeated exposure.
⩥ What is sensitization in drug use? Answer: Increased responsiveness
to successive equal doses of a drug.
⩥ What is the role of the cytochrome P450 enzyme family? Answer: It is
involved in drug catabolism.
⩥ What is the effect of caffeine on the body? Answer: It acts as an
adenosine antagonist, increasing alertness and energy.
