Which of the following illustrates the concept of craving?
a. A man ingests an aspirin to rid himself of a strong headache.
b. A hungry rat presses a lever to obtain a food pellet.
c. A rat presses a lever that results in delivery of a shock through the floor of the chamber.
d. A woman injects heroin into her veins to obtain a "rush."
e. An injection of cocaine reinstates responding for intravenous cocaine in a rat that underwent extinction of cocaine responding.
Answer: e. An injection of cocaine reinstates responding for intravenous cocaine in a rat that underwent extinction of cocaine responding.
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A regression point displacement design is particularly attractive when ____
a. the researcher is evaluating a program that has already begun b. the unit of study is a community rather than an individual c. it is important that those who most need the treatment receive it d. there are concerns about selection-maturation effects
You are undergoing a PET scan. The doctor finds that when he asks you questions, the temporal lobe of the brain shows activation, while areas on the somatosensory area of the parietal lobe are activated when your hand is stroked. This association of brain area activation and sensation experienced illustrates
a. sensory gating. b. sensory assimilation. c. sensory localization. d. cerebralization.
Which of these represents eidetic imagery?
A) Remembering a traumatic event that happened in childhood B) Being able to playa piece of music after hearing it once C) Recalling a vivid, surprising event that occurred to you D) Remembering a picture in great visual detail
Semantic and episodic memories are subdivisions of ________ memory.
Fill in the blank(s) with the appropriate word(s).