The system of memory that can hold approximately 7 "chunks" of information is called
A) long-term memory.
B) permastore memory.
C) sensory memory.
D) short-term memory.
Answer: D
Rationale: The average capacity of short-term memory is general thought to be around 7 items.
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Which of the following is a characteristic of the fetal stage of prenatal development?
A) The fetus alternates between wakefulness and sleep. B) The fetus develops female sex organs regardless of its genetic code. C) The fetus's heart has its first heartbeat. D) The fetus's nervous system begins to transmit messages.
According to the behavior therapists, the best way to cure Ken's fear of snakes is to
a. try systematic desensitization. b. hold a nonpoisonous snake up to his face. c. use aversion therapy. d. find out the cause of his fear.
When Sam went looking for a new car, he met a beautiful saleswoman who described the beauty of the car and the flashiness, and how good Sam would look driving it. She did not mention the poor gas mileage, the exorbitant price, and the poor road performance. Sam made a snap decision to buy the car from the persuasive saleswoman. Sam was using which alternative pathway in making a decision?
A) the central route B) the peripheral route C) the afferent route D) the efferent route
Spitz' classic study of infants in an orphanage showed that institutionalized children who receive little or no social stimulation:
a. appeared depressed and lethargic. b. showed great interest in adults when given more stimulation. c. were profoundly retarded. d. all of these