The active ingredient in marijuana is
A) PCB.
B) THC.
C) LSD.
D) PCP.
Answer: B
Rationale: The bud of the marijuana plant contains a high concentration of a compound called THC (tetrahydrocannabinol). THC binds to cannabinoid receptors, which are distributed across various regions of the brain.
Psychology
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When a participant's suspicions, expectations, or assumptions about the study influence the results this is known as ______________
a. confounding b. participant bias c. deception d. invalidity
Psychology
A child falls off her bike and becomes afraid to ride. What is likely to occur if she tries to take short, safe rides that do not result in her falling?
A. conditioned learning B. extinction C. discrimination D. generalization
Psychology