AP PSYCHOLOGY

BIOLOGICAL BASES OF BEHAVIOR

BIOLOGY OF CONSCIOUSNESS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Psychoactive drugs effect the brain because they
A
are able to pass through the blood-brain barrier
B
activate mood altering hormones
C
are antagonists for our bodies neurotransmitters
D
directly travel to the frontal cortex
Explanation: 

Detailed explanation-1: -Any drug that distorts the operations of the central nervous system (CNS) is considered a psychoactive drug. Each of these drugs has the capacity to enter the bloodstream, circulate throughout the body and cross the blood brain barrier, altering the function of the CNS. Many psychoactive drugs become drugs of abuse.

Detailed explanation-2: -Drugs of abuse increase BBB permeability, which, in turn, increases influx of peripheral toxins into the brain.

There is 1 question to complete.