ATI LPN
ATI LPN Advanced Med Surg Exam Questions
Extract:
Question 1 of 5
The nurse knows that pernicious anemia is caused by which of the following?
Correct Answer: B
Rationale: Pernicious anemia results from the loss of intrinsic factor, essential for vitamin B12 absorption in the intestine.
Question 2 of 5
The nurse is reviewing the CD4 count results of a patient with AIDS. What can the nurse expect to find?
Correct Answer: B
Rationale: A CD4 count of 100/μL is indicative of advanced AIDS, where patients are highly susceptible to opportunistic infections.
Question 3 of 5
The nurse is educating a patient concerning use of an Epi-pen for a severe allergic reaction to peanuts. Which of the following statements, made by the patient, allows the nurse to know that the education must be reinforced?
Correct Answer: C
Rationale: Epinephrine provides temporary relief, but further medical evaluation is essential due to the risk of a biphasic reaction or persistent symptoms.
Question 4 of 5
The nurse knows that Type 1 Hypersensitivity reactions are caused by which of the following?
Correct Answer: D
Rationale: Type I hypersensitivity reactions, such as anaphylaxis and allergic rhinitis, are triggered by the release of histamine from mast cells after IgE-mediated sensitization.
Question 5 of 5
A nurse is caring for a client who is immunocompromised. Which of the following actions should the nurse take first?
Correct Answer: A
Rationale: Hand hygiene is the most effective way to prevent infection transmission.