A nurse is caring for a client who has a new diagnosis of systemic lupus erythematosus (SLE) and asks where this disease originates within the body. The nurse should tell the client that SLE originates in which of the following locations in the body?
Connective tissue.
Peripheral vascular system.
Lymphatic system.
Skeletal tissue.
The Correct Answer is A
Choice A rationale
Systemic lupus erythematosus (SLE) is an autoimmune disease that primarily affects connective tissue. The immune system mistakenly attacks healthy tissue, leading to inflammation and damage.
Choice B rationale
SLE does not originate in the peripheral vascular system, although it can cause complications in blood vessels.
Choice C rationale
While the lymphatic system is involved in immune responses, SLE primarily targets connective tissue.
Choice D rationale
SLE does not originate in skeletal tissue, though it can cause joint pain and arthritis.
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Correct Answer is D
Explanation
Choice A rationale
Diphenhydramine does not expand blood volume. It is an antihistamine used to prevent allergic reactions.
Choice B rationale
Diphenhydramine does not enhance clotting factors. It is used to manage allergic reactions.
Choice C rationale
While diphenhydramine can help manage fever and chills, its primary purpose before a blood transfusion is to prevent allergic reactions.
Choice D rationale
Administering diphenhydramine before a blood transfusion helps prevent urticaria and other allergic reactions by blocking histamine release. .
Correct Answer is D
Explanation
Choice A rationale
A productive cough is not a typical finding in early-stage Hodgkin’s lymphoma. Respiratory symptoms are more commonly associated with other conditions.
Choice B rationale
Bone and joint pain are not typical findings in early-stage Hodgkin’s lymphoma. These symptoms are more commonly associated with other conditions such as metastatic cancer or rheumatoid arthritis.
Choice C rationale
Intermittent hematuria is not a typical finding in early-stage Hodgkin’s lymphoma. Hematuria is more commonly associated with urinary tract infections or kidney conditions.
Choice D rationale
Enlarged lymph nodes are a common finding in early-stage Hodgkin’s lymphoma. This condition is characterized by the presence of Reed-Sternberg cells in the lymph nodes, leading to their enlargement.