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
Explanation
A. Inguinal
These drain the lower extremities and groin area, not the head and neck.
B. Cervical
The cervical lymph nodes are located in the neck and drain the head and neck region.
C. Thoracic
Thoracic lymph nodes are found in the chest and drain the thoracic cavity.
D. Pelvic
These are located in the pelvis and drain pelvic organs.
Correct Answer is A
Explanation
A. A disease-producing microorganism:
A pathogen is defined as a microorganism (such as bacteria, virus, fungus, or parasite) that causes disease.
B. The direction, or course, in which the disease progresses:
This describes the pathogenesis of a disease, not a pathogen.
C. A carcinogenic bacteria:
Not all pathogens are carcinogenic. Some may be, but the term "pathogen" simply refers to any disease-causing agent.
D. The generic name for various diseases:
A pathogen is not a name for diseases themselves but for the microorganisms that cause them.
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