Which change is NOT normally seen in the aging brain?

Which change is NOT normally seen in the aging brain?

a. Loss of neurons
b. Increased brain weight
c. Formation of senile plaques
d. Reduced blood flow

Question 2

Which is the least common occurrence in the aging brain?

a. Alzheimer's disease and other forms of dementia
b. Some decrease in the number of neurons
c. Reduced blood flow to the brain
d. Some decreased levels of neurotransmitters

Question 3

The neurogenesis of the brain continues

a. until age 5
b. until age 10
c. through adolescence. d. well into adulthood.

Question 4

Neurogenesis

a. only occurs in science fiction movies.
b. results in the loss of key brain cells.
c. is incompatible with increased blood flow in the brain.
d. may be possible in humans.

Question 5

A researcher says, The video you are about to watch contains scenes of neurogenesis.. As such, you should expect to see

a. the creation of new neurons.
b. the migration of neurons.
c. the destruction of neurons.
d. the differentiation of neurons.

Question 6

Brain development

a. is completed around age five.
b. is completed during later childhood.
c. is completed during late adolescence.
d. is never completed.

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Which change is NOT normally seen in the aging brain?

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