Scientific Evidence Regarding the Effects of Aging on the Nervous

question 29

Multiple Choice

Scientific evidence regarding the effects of aging on the nervous system seems to have changed over the last decade. Which statement below would NOT be supported by today's evidence?

• A) Neurons are capable of changing with age.
• B) After a person reaches the age of 8, his or her neurons do not grow dendrites to make new connections.
• C) Some neuron pruning in old age may serve the same purpose as pruning in infancy.
• D) Scientists' estimates of daily neuron loss in old age have declined significantly in the last 20 years.

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Definitions:

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Sociological Perspective

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Psychologists

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