ATI LPN
ATI LPN Advanced Med Surg Exam Questions
Extract:
Question 1 of 5
Serum sickness, which is a Type III Hypersensitivity Reaction, may occur in patients that have received which of the following medications?
Correct Answer: D
Rationale: Penicillin and sulfonamides are classic triggers for serum sickness, a delayed hypersensitivity reaction involving immune complex deposition.
Question 2 of 5
The nurse is preparing to administer diphenhydramine (Benadryl) 50 mg intravenously to a patient with severe allergies. Available is diphenhydramine (Benadryl) 25 mg/1 mL. How many mL will the nurse administer?
Correct Answer: 2 mL
Rationale: The ordered dose is 50 mg, and the available concentration is 25 mg/mL. 50 mg ÷ 25 mg/mL = 2 mL.
Question 3 of 5
The nurse knows that it is very important when giving a patient blood to make sure it is the correct blood type to avoid which of the following conditions?
Correct Answer: A
Rationale: Administering the wrong blood type can lead to a hemolytic transfusion reaction, where the immune system attacks the transfused red blood cells, causing serious complications.
Question 4 of 5
The nurse knows that Type IV Hypersensitivity Reaction involves which of the following?
Correct Answer: B
Rationale: Type IV hypersensitivity is a delayed response mediated by T-lymphocytes, not antibodies.
Question 5 of 5
A nurse is caring for a client who asks about the functions of the thymus, spleen, and lymph nodes. Which of the following responses should the nurse make?
Correct Answer: C
Rationale: These organs play essential roles in the immune system, including lymphocyte production, pathogen filtration, and immune response regulation.