The gate control theory of pain states that two types of nerve fibers relay information to the spinal cord. One is a thin fiber that carries the pain signal and another thicker fiber that carries __________ information
a. touch, pressure, and vibration
b. temperature and severity
c. balance and movement
d. itch and sting
Answer: A
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When four-year-old Methuselah sees an elderly gentleman enter a store, he screams, "Mommy, look at that old man who looks like he should be dead!" The fact that Methuselah does not yet realize that such statements are socially inappropriate indicates that he lacks a complete understanding of the _____ of language
a. semantics b. syntax c. prosody d. pragmatics
From the behavioral perspective, which of the following statements is true of aggression?
A) Unlike nonhumans, humans do not respond to physical reinforcements. B) Strong, agile organisms are likely to be reinforced for aggressive behavior. C) Aggressive skills can be learned through repressed impulses. D) Aggressive skills are mainly acquired by observation of other people acting aggressively.
One day Lena became very ill after eating onions. As a result of this experience, she became conditioned to feel nauseous each time she ate an onion. Years later, she now becomes nauseous at even the smell of an onion. This example best illustrates the process of
A. latent inhibition. B. spontaneous recovery. C. acquisition. D. higher-order conditioning.
A community psychologist measured the average number of hours sleep per night (x) and average number of hours spent on public transportation each day (y) in a random sample of 19 university students. The correlation between x and y was –.12. Therefore, the standard error of zr is ______.
a. 0.25 b. 0.0625 c. 0.5 d. 0.35