Which statement is true of the relationship between drug affinity and drug effects?

A. A drug with high affinity for a receptor will exert an effect only at a very high dose.
B. A drug with high affinity for a receptor will exert an effect at a low dose.
C. A drug with a low affinity for a receptor will exert an effect only at a very low dose.
D. A drug that has a potent behavioral effect will have a low affinity for its receptor.


Answer: B

Psychology

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How does the body reset its genetically preset sleep-wake circadian clock to the 24-hour day?

A. morning light enters the eye and is sent to the basal ganglia B. morning light enters the eye and is sent to the suprachiasmatic nucleus C. the sound of the clock alarm resets the circadian clock D. eating breakfast in the morning resets hormonal levels

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In relation to the Cannon-Bard theory of emotion, more recent research

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Which one of the following is not emphasized by Triandis in his analysis of individualism-collectivism?

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Psychology