ATI RN
ATI Nproo 2100 Exam Unit 3 Fundamentals Exam Questions
Extract:
Question 1 of 5
A nurse is caring for a client who has the following arterial blood gas results: HCO3 18 mEq, PaCO2 28 mm Hg, and pH 7.30. The nurse recognizes the client is experiencing which of the following acid-base imbalances?
Correct Answer: B
Rationale: Low pH (7.30) and low HCO3 (18 mEq) indicate metabolic acidosis. Low PaCO2 suggests respiratory compensation.
Question 2 of 5
A nurse is caring for a client in the clinic. The nurse anticipates which of the following orders from the provider based on the suspected diagnosis? (Select all that apply)
Correct Answer: A,C,E,H
Rationale: IV antibiotics, chest x-ray, inpatient admission, and complete blood count address suspected infection in an HIV-positive client. Urinalysis, chest tube, airborne precautions, and STI panel are not prioritized.
Question 3 of 5
Which class of antiretroviral drugs targets the stage of the HIV lifecycle by inhibiting RNA from forming DNA?
Correct Answer: C
Rationale: NRTIs inhibit reverse transcriptase, preventing viral RNA from forming DNA. Fusion inhibitors block entry, integrase inhibitors prevent DNA integration, and protease inhibitors affect viral maturation.
Question 4 of 5
A nurse is caring for a client who is at risk for shock. Which of the following findings is the earliest indicator that this complication is developing?
Correct Answer: C
Rationale: Increased respiratory rate is an early compensatory sign of shock to improve oxygenation. Anuria, hypotension, and altered consciousness occur later.
Question 5 of 5
A nurse is caring for a client who receives furosemide to treat heart failure. Which of the following laboratory values should the nurse monitor for this client due to this medication?
Correct Answer: D
Rationale: Furosemide, a loop diuretic, can cause hypokalemia by increasing potassium excretion. Cortisol, bicarbonate, and albumin are not primarily affected.