Dr. Smithton initially creates a new PTSD treatment under highly controlled laboratory conditions. He then shares the treatment with practitioners, who subsequently implement the treatment with real-world patients. The practitioners report that Dr. Smithton’s PTSD treatment is very helpful for their patients. The benefit the practitioners’ patients experienced seems to support the _____ of Dr. Smithton’s treatment.
A. internal validity
B. external validity
C. power
D. design
B. external validity
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Which of the following changes in our senses appears to be a normal part of aging?
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Dr. Schlocter believes that as neurons in the brain die, breaks in the neural network occur. The brain adapts by forming bypasses—new synaptic connections that go around the breaks but are less efficient. Dr Schlocter subscribes to the __________ view.
A) neural network B) interconnectionist C) information-loss D) signal breakdown
Dylan is walking through the jungles of Africa, and he suddenly comes across a ferocious tiger. Which of the following reactions is most adaptive in this scenario?
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