Professor Kreger studies homeostatic mechanisms in rats. He has found that when he stimulates the zona incerta, rats will
A. initiate drinking behavior.
B. inhibit drinking behavior.
C. initiate eating behavior.
D. inhibit eating behavior.
Answer: A
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When asked what he wants to be when he grows up, 3-year-old Johnny replies "a mommy." He is demonstrating
a. that he is probably a transsexual b. latent homosexuality c. that he has not acquired the concept of gender constancy d. that he has identified with his mother
What types of behaviors normally occur with people diagnosed with body dysmorphic disorder?
What will be an ideal response?
Which of the following can act as a zeitgeber?
A. blood plasma levels B. a clock C. stereoscopic vision D. cataplexy
When Yuri drives his car at night, he finds that he can barely see traffic and street signs if he looks directly at them. He can increase his visual sensitivity by looking at the signs __________.
A. out of the side of his eye, because doing so focuses the image on the blind spot B. out of the side of his eye (using more rods) instead of focusing directly on them (using more cones) C. and squinting, which focuses the available light more precisely D. out of the side of his eye (using more cones) instead of focusing directly on them (using more rods)