Answer to Question 1
A
The compromised immune system of an older individual makes him or her more susceptible to HIV or AIDS than a younger person. AIDS in older adults has been called the great imitator; many of the symptoms, such as fatigue, weakness, weight loss, and anorexia, are common to other disease conditions and may be attributed to normal aging. Alzheimer disease and schi-zophrenia are not known as the great imitator.
Answer to Question 2
A
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A Correct. The nurse is alert for rough, dry, flaky skin when an older adult com-plains of pruritus, to be able to prevent linear excoriation leading to skin breaks, excoriation, inflammation, and infection.
B Incorrect. A brown macule is a freckle or a liver spot, an indication of sun ex-posure.
C Incorrect. Brownish skin is a clinical indicator of venous insufficiency.
D Incorrect. Regional edema is a sign of fluid overload and venous insufficiency; localized edema is a sign of infection.
Sites of mtDNA mutations in certain human diseases
Crohn’s disease
This photograph of a Union soldier just freed from Andersonville prison, stunned and enraged norther
A bacterial virus
A Human Element Emerges
Producing human insulin in E. coli