QUE STION 1 10 points Save Answ Which statement regarding critical periods is tr

Question

QUE STION 1 10 points Save Answ Which statement regarding critical periods is true The behavior will not develop without input from the environment. o Stimulation from the environment leads to changes in synaptic connections. Neural connections are mostly pemanent outside of the critical period timeframe. o All of the above QUE STION 2 10 points Save Answ An adult cat is deprived of visual stimulation in one eye for a year. After that time, you record from cells in the visual cortex in response to light stimulus on both eyes. Which outcome would you expect? o Most cells are activated only by stimulation to the non-deprived eye. o Most cells are activated to some degree by stimulation in both eyes. o Most cells are activated only by stimulation to the deprived eye. o Most cells are non-responsive. QUE STION 3 10 points Save Answ Which treatment option might a doctor recommend for an infant patient diagnosed with esotropia (crossed eyes) o Immediate surgical correction o Immediate dark stimulation therapy for the affected eye o Surgical correction at age 2 o Dark stimulation therapy for the affected eye at age 2 QUE STION 4 10 points Save Answ Which evidence best supports the idea ofa critical period for human language development? o Babies start verbally "babbling at about 7 months of age. o Deaf infants will not develop language if not provided with sign language at a young age. o Word-processing tasks activate the same neuronal network in 7-year-olds as in adults. Hearing infants start manual (hand) "babbling at about 10 months ofage.

Explanation / Answer

1) Answer is D .

2) answer is C. Most cells activated only by stimulation of deprived eye.

3) Answer is C. Surgical Correction at stage 2.

4) answer is B . Deaf infants will not develop language if not provided with sign language at young age.

5) answer is B . GABA

6) answer is A . Mouse will freeze in response to blue light itself.

7) Answer is A. HM could not form new declarative memory but he can recall already stored one. eg he can recall that great depression happened in 1929 etc.

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