The notion that the nerves that branch out from the spinal cord and brain become less efficient with age is called __________
a) dendrite/axon theory
b) peripheral slowing hypothesis
c) generalized slowing hypothesis
d) decreased myelination theory
Answer: b
Psychology
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Children with a referential style of learning language use language mainly as a(n) __________ tool whereas children with an expressive style of learning language use language primarily as a(n) __________ tool
a. adult-directed; child-directed c. intellectual; social b. child-directed; adult-directed d. social; intellectual
Psychology
About how many neurons are in the typical human brain?
a. 10 million b. 100 million c. 10 billion d. 100 billion
Psychology