The nurse knows that in older clients. T cell and B cell activity decline. The nurse knows that this increases the older person's risk of which of the following:
Allergic reaction
Increase in antibodies
Cancer
Infections
The Correct Answer is D
A. Allergic reaction:
Allergic reactions are typically associated with overactive immune responses, not decreased T and B cell function.
B. Increase in antibodies:
Antibody production actually declines with age due to reduced B cell function.
C. Cancer:
Decreased immune surveillance can contribute to cancer risk, but the most direct consequence of T and B cell decline is susceptibility to infections.
D. Infections:
Reduced activity of T and B cells impairs the immune response, making older adults more prone to infections.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["B","D"]
Explanation
A. An increase in RBCs
Increased RBCs typically indicate polycythemia or hypoxia-not infection.
B. An increase in neutrophils (WBCs)
Neutrophils increase during bacterial infections as part of the body's defense.
C. Bradycardia
Infection generally causes tachycardia, not bradycardia.
D. Localized edema
Swelling or edema at the site is a common local sign of infection.
E. An increase in platelets
Platelets may vary for many reasons, but elevated levels are not a reliable indicator of infection.
Correct Answer is B
Explanation
A. The virus affects the red blood cells
HIV primarily affects CD4+ T-helper white blood cells, not red blood cells.
B. The virus affects the white blood cells
HIV destroys CD4+ T-cells, weakening the immune response, leading to immunodeficiency.
C. The virus affects the platelets
Platelets are involved in clotting, not in the immune deficiency caused by HIV.
D. The virus affects the liver
Although medications for HIV may affect the liver, HIV itself targets the immune system, not liver cells directly.
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