The primary cells affected by HIV infection are:
All white blood cells
CD4 cells only
T suppressors cells
T helper cells
The Correct Answer is D
A. While HIV affects a range of immune cells, it specifically targets certain types.
B. CD4 cells include T helper cells, but stating only CD4 cells oversimplifies the response.
C. T suppressor cells, while affected by HIV, are not the primary targets.
D. T helper cells, which express the CD4 surface marker, are the primary targets of HIV, leading to the characteristic immunosuppression seen in the infection.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Urticaria, commonly known as hives, is a typical cutaneous manifestation of anaphylaxis.
B. Pruritus, or itching, often accompanies skin reactions during anaphylaxis.
C. Angioedema is swelling that occurs beneath the skin and is also a common cutaneous manifestation of anaphylaxis.
D. Decreased capillary refill is not a cutaneous manifestation but rather an indicator of poor perfusion and shock.
Correct Answer is B
Explanation
A. While E. coli is a common cause of urinary tract infections, pelvic inflammatory disease (PID) is typically associated with sexually transmitted infections, such as chlamydia and gonorrhea.
B. Pyuria, or the presence of pus in urine, is common in both urinary tract infections and PID due to the inflammatory response.
C. Although these conditions are more prevalent in females, urinary tract infections can also occur in males, so they are not exclusive to females.
D. While urinary tract infections can result from ascending infections, PID is often a result of infections spreading upward from the cervix into the reproductive organs.
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