Nicotine acts in the brain by

A. increasing serotonin reuptake.
B. enhancing GABA's inhibitory effects.
C. reducing blood flow to the cerebral cortex.
D. first stimulating and then blocking cholinergic receptors.


D

Psychology

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________ is the state of alertness or arousal that allows the individual to focus on a selected aspect of the environment

a. Sensation c. Attention b. Perception d. Habituation

Psychology

Which of the following disorders involves the appearance of two or more distinctly different personalities within one individual?

a) dissociative identity disorder b) dissociative amnesia c) dysthymia d) generalized fugue

Psychology

Corrine was getting a cup of coffee at a local convenience store when the cashier was confronted by masked gunmen. As the cashier reached below the counter to press an alarm, one of the gunmen shot her. Two weeks later, Corrine is still badly shaken. She is too frightened to run routine errands in her neighborhood. She startles easily. Although she is troubled by random flashbacks to the event, she finds that she can recall surprisingly little about it when she is directly asked. Corrine is MOST likely to be diagnosed with ______ disorder.

a. post-traumatic stress b. acute stress c. generalized anxiety d. adjustment

Psychology

According to Bowlby, caregivers must:

a. be sensitive and responsive b. be efficient and swift c. be present and accounted for d. be the mother

Psychology