When the ventromedial nucleus of a rat's hypothalamus is surgically destroyed, the rat will
a. become aphagic.
b. become hyperphagic.
c. not experience any stomach contractions.
d. stop eating.
B
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A young child is suffering from a life-threatening disorder in which he involuntarily regurgitates all food. When no other therapies work, the child is given electric shock to eliminate his vomiting behavior. The electric shock is a form of ____
a. ?systematic desensitization therapy b. ?positive reinforcement c. ?punishment d. ?covert sensitization
The primary feature of a neuron that prevents the action potential from traveling back from where it just passed is the ____.
A. concentration gradient B. refractory period C. sodium potassium pump D. phospholipid bilayer
Which of the following would most likely explain a situation where amphetamine did not increase dopamine levels in the synaptic cleft?
a. Another compound has blocked nerve impulses. b. Another compound is inhibiting monoamine oxidase. c. Dopamine receptors are bound by another compound acting as an agonist. d. Dopamine stores are depleted due to earlier administration of a different compound.
Morrie Schwartz says, in his conversation with Mitch, "Once you learn how to die, you learn how to live." What doeshemean?
A. Death is no different from life. B. When you die, you live in the hereafter. C. When you accept the reality of death, you become more appreciative of life. D. Death dominates life, leaving the day-to-day realities of life meaningless.