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What is the term for the maximum number of years an individual can live?

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Which of the following is a region of the adult human brain where neurogenesis has been documented?


A) Amygdala
B) Hippocampus
C) Prefrontal cortex
D) Hypothalamus

E) All of the above
F) None of the above

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Which of the following is observed in older adults?


A) Lung capacity increases
B) Lungs become more elastic
C) The diaphragm strengthens
D) The chest size decreases

E) B) and C)
F) A) and D)

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Which disease of the eye is characterized by the deterioration of the macula of the retina that corresponds to the focal center of the visual field?

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Macular de...

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Which of the following is NOT a primary reason for the lowered brain volume of older adults compared to that of younger adults?


A) Shrinkage of neurons
B) Reduced length of axons
C) Lower numbers of synapses
D) Lower number of neurons

E) All of the above
F) B) and C)

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The _____ theory states that aging is due to the decay of _____.


A) free-radical; oxygen molecules
B) mitochondrial; mitochondria
C) stress; nutrients
D) free-radical; mitochondria

E) None of the above
F) B) and D)

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Which of the following is true about antioxidants?


A) There still are many uncertainties about the role of antioxidant vitamins in health.
B) Recent research reviews have supported the belief that antioxidant vitamin supplements can reduce the incidence of cancer.
C) A recent meta-analysis of seven studies concluded that dietary intakes (not vitamin supplements) of vitamin E,C,and beta-carotene were not linked to a reduced risk of Alzheimer disease.
D) Recent research reviews have not supported the belief that antioxidant vitamin supplements can reduce the incidence of cardiovascular diseases.

E) C) and D)
F) A) and D)

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Severe reductions in the production of dopamine have been linked with:


A) Parkinson disease.
B) Alzheimer disease.
C) dementia other than Alzheimer disease.
D) brain cancer.

E) A) and B)
F) A) and D)

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