A person who loses an arm may at first have a phantom arm and hand. Then many years, the phantom may shrink, until only a hand is felt at the shoulder. This shows that
a. the pain and sensations are now passing directly through the pain gates.
b. the pain and sensations are now passing through the central biasing system.
c. phantom limb sensations are "sane hallucinations" that can be cognitively suppressed.
d. the brain gradually reorganizes to adjust for the sensory loss.
D
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Taking his first train ride, a child is amazed at how quickly the fence posts along the tracks are whizzing by, but the farm in the distance hardly seems to move. This best illustrates
a. motion parallax. b. retinal disparity. c. convergence. d. interposition.
How often do test users typically receive feedback on the accuracy of their predictions and decisions based on tests?
a. Frequently when in clinical settings b. Typically only when audited or challenged in court c. Always; it is required by APA for all testing d. Rarely, if ever