A patient is diagnosed with Hashimoto thyroiditis and asks what causes it. The nurse would respond that the destruction of thyroid cells in this condition is due to which of the following?
Antigen-antibody complexes
Autoantibodies
Viral infection
Bacterial infection
The Correct Answer is A
A. Antigen-antibody complexes: These are involved in Type III hypersensitivity reactions, not in Hashimoto thyroiditis.
B. Autoantibodies: Hashimoto thyroiditis is an autoimmune disorder where autoantibodies target thyroid peroxidase (TPO) and thyroglobulin, leading to inflammation and destruction of thyroid cells.
C. Viral infection: Although some autoimmune conditions may have viral triggers, Hashimoto's is not directly caused by a viral infection.
D. Bacterial infection: Bacterial infections do not cause Hashimoto thyroiditis.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. A CD4 count 300/μL: Although this may indicate immunosuppression, it is not consistent with AIDS, which requires a CD4 count below 200/μL.
B. A CD4 count 100/μL: This count is indicative of advanced AIDS, where patients are highly susceptible to opportunistic infections.
C. A CD4 count of 800/μL: This is within the normal range for a healthy individual.
D. A CD4 count of 600/μL: This is still within the normal range and does not indicate AIDS.
Correct Answer is C
Explanation
A. "These organs assist with vitamin absorption."These organs are not involved in nutrient absorption.
B. "These organs are used in digestion." The thymus, spleen, and lymph nodes are not part of the digestive system.
C. "These organs are for immunity." These organs play essential roles in the immune system, including lymphocyte production, pathogen filtration, and immune response regulation.
D. "These organs regulate electrolyte balance." Electrolyte regulation is managed by the kidneys and endocrine system.
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