Both CT scanning and MRI provide pictures of brain activity
a. True
b. False
Answer: b
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Before the Milgram experiment was conducted, a group of psychiatrists predicted that
a. less than one percent of the people would obey, but 65 percent obeyed completely. b. 10 percent of the people would obey, but 25 percent obeyed completely. c. 50 percent of the people would obey, but only 10 percent obeyed completely. d. 25 percent of the people would obey and 25 percent did obey completely.
What occurs when depolarization is less than the cell's threshold?
A. Sodium is prevented from crossing the membrane. B. Potassium is prevented from crossing the membrane. C. Sodium crosses the membrane only slightly more than usual. D. The cell will still produce an action potential.
Julio served in the war in Iraq and was severely traumatized when a rocket propelled grenade exploded next to his Humvee. Recently, Julio was studying in the library and a large book fell off a high shelf and banged on the floor
The noise brought Julio instantly to his feet. In terms of classical conditioning, his response can best be explained by __________ a) spontaneous recovery. b) negative reflex. c) reinforcement. d) generalization.
The circular reaction
A) involves stumbling onto a new experience caused by the baby's own motor activity. B) centers on internal depictions of events. C) relies on the baby's familiarity preference. D) is "circular" because each new reflex is followed by another new reflex.