Imagine you trained animals on a task, then lesioned them within either 1 day after training or 3 weeks after training. What would their performance be like when you re-assessed them on that same task 4 weeks later?
A. Both groups would perform equally well.
B. The lesion 1-day group would perform better than the lesion 3-weeks group.
C. The lesion 3-weeks group would perform better than the lesion 1-day group.
D. Both groups would be impaired equally.
Answer: C
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Eric Kandel studied the formation of memories in the
a. garden slug. b. sea snail. c. tree frog. d. white rat. e. smart fly.
The Babinski sign is
a. normal in adults but not in children. b. normal in children but not adults c. normal in both adults and children. d. abnormal in both adults and children.
Contemporary memory researchers would be most likely to agree that childhood amnesia ________
a. occurs because the prefrontal cortex and other key brain structures aren't developed yet. b. occurs when the ego represses experiences until the superego forms at ages 3–6. c. is due to the processing of so much new information that retroactive interference occurs. d. occurs because infants don't access memories infrequently and decay occurs.
A hearing specialist is discussing the possibility of using cochlear implants with a patient who has profound sensorineural hearing loss. What should the doctor keep in mind while he discusses the procedure with the patient?
A) Cochlear implants are more effective for treating conduction hearing loss. B) Cochlear implants rarely improve hearing loss. C) Cochlear implants must be implanted in infancy in order to be effective. D) Many deaf people do not view deafness as a disability that needs to be "cured."