The nurse knows that an autoimmune disease is defined as which of the following?
An infectious disease
A disease that only affects the elderly
A disease in which the body attacks itself
A hereditary disease
The Correct Answer is C
A. An infectious disease: Autoimmune diseases are not caused by pathogens.
B. A disease that only affects the elderly: Autoimmune diseases can affect people of any age.
C. A disease in which the body attacks itself: Autoimmune diseases occur when the immune system mistakenly targets its own tissues.
D. A hereditary disease: While some autoimmune diseases may have genetic components, this is not the defining characteristic.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. "This medication will help my new kidney make adequate urine": Cyclosporine suppresses the immune system to prevent organ rejection but does not directly affect urine production.
B. "I will need to take this medication for the rest of my life": Lifelong immunosuppression is required to maintain the function of a transplanted organ.
C. "I will take this medication until my BUN returns to normal": The medication is necessary regardless of lab values to prevent rejection.
D. "This medication will boost my immune system": Cyclosporine suppresses, not boosts, the immune system.
Correct Answer is B
Explanation
Histamine release: Histamine release is characteristic of Type I hypersensitivity reactions (immediate hypersensitivity) rather than Type IV.
T-lymphocyte memory cells: Type IV hypersensitivity is a delayed response mediated by T-lymphocytes, not antibodies.
Immunosuppression: Immunosuppression is not directly related to hypersensitivity reactions.
Antigen/antibody interaction: This is characteristic of Types I, II, and III hypersensitivity reactions, not Type IV.
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