Name the theory of aging that suggests that the adverse physical ...

[ss2343]

Name the theory of aging that suggests that the adverse physical effects of aging result from gradual loss of control mechanisms in the pituitary and hypothalamus:
 
  a. Free radical theory
  b. Programmed theory
  c. Stochastic theory
  d. Neuroendocrine theory

Question 2

The older adult population in a region consists of Caucasians and Asian Americans. The community nurse wants to plan screening for illnesses or conditions common to both groups; which would be included?
 
  a. Osteoporosis
  b. Diabetes mellitus
  c. Renal dysfunction
  d. High risk for stroke
  e. Macular degeneration
  f. Occupational disease

[bulacsom]

Answer to Question 1

D

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A Incorrect. The free radical theory attributes aging to the accumulation of de-structive products of metabolic oxidation.
B Incorrect. The programmed theory attributes aging to cells' exhausting a prede-termined number of replications.
C Incorrect. A stochastic theory attributes aging to the accumulation of random damage to DNA and other molecules.
D Correct. The neuroendocrine theory attributes aging to gradual changes in or loss of the mechanisms that control the organs through chemical signals.

Answer to Question 2

A, E

a. Correct. Individuals who are Caucasian or Asian American are at risk for osteoporosis.
b. Incorrect. Both Caucasians and Asian Americans are not at as high a risk for diabetes mel-litus as Mexican Americans.
c. Incorrect. Both Caucasians and Asian Americans are not at risk for renal dysfunction.
d. Incorrect. Both Caucasians and Asian Americans are not at as high a risk for strokes as African Americans.
e. Correct. Individuals who are Caucasian or Asian American are at risk for macular degene-ration.
f. Incorrect. Caucasians and Asian Americans are not at risk for occupational disease because it is dependent on the current or prior occupation of the individual.

[ss2343]

Excellent

[peter]

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