Which of the following is most common among people with major depression?
a. Excessive eating
b. Sleep abnormalities
c. Rapid heart rate
d. Joint laxity ("double-jointedness")
b
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Benson, a black lab, had learned to associate two stimuli
with getting taken for a walk, his owner getting out his leash, and his owner getting out a belt. Every time his owner picked up his belt, Benson would jump around and get excited. His owner wanted Benson to stop that so he repeatedly took out his belt without taking Benson for a walk, and always took him for a walk when getting out his leash. He was teaching Benson to _____ a) generalize. b) extinguish. c) discriminate. d) learn preferentially.
How long does it take before current iconic memories are replaced with new images?
a. Almost immediately b. 2-4 seconds c. 4-8 seconds d. 8-15 seconds