Where should we look to find Ia sensory fibers?
A. at the neuromuscular junction where they are forming synapses with muscle fibers
B. wrapped around the middle sections of muscle spindle fibers
C. in the junctions between muscles and tendons
D. in joints and in the skin
Answer: B
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In the Shepard and Metzler study, people judged whether two figures that were in different orientations were the same or different. What did this study demonstrate?
a. It takes much longer to rotate pairs in depth (e.g., by turning a figure away from you) than to rotate pairs in the picture plane (e.g., by turning a figure clockwise). b. The amount of rotation necessary before making "same-different" judgments influences decision speed. c. There were no consistent relationships between the variables examined in this study. d. The propositional-storage interpretation of imagery is correct.
Which of the following best demonstrates that the expression of some emotions is hard-wired (innate)?
A) The emotional state of infants is clear before they learn to speak. B) People can recognize the emotions of others within their social group by reading their facial expressions. C) Inducing people to smile makes them feel better. D) People who have been blind and deaf since birth smile when happy.