ATI RN
ATI Med Surg Nurs 300 Day Exam 4 Questions
Extract:
Question 1 of 5
Which of the following clients diagnosed with myasthenia gravis would the nurse identify as most at risk for developing a cholinergic crisis? A client who
Correct Answer: A
Rationale: Taking an extra dose of anticholinesterase medication increases the risk of cholinergic crisis due to excessive acetylcholine stimulation.
Question 2 of 5
The nurse is analyzing a client's arterial blood gas (ABG) values with the following results: pH 7.44, PaCO2 30 mmHg, Pa02 90 mmHg, and HCO3 18mEg/L. Which acid base Imbalance should the nurse associate with these results?
Correct Answer: B
Rationale: Normal pH (7.44), low HCO3 (18 mEq/L), and low PaCO2 (30 mmHg) indicate partially compensated metabolic acidosis with respiratory compensation.
Question 3 of 5
The nurse is caring for a client who is post-operative day 3 following coronary artery bypass graft (CABG). Which client statement indicates a need for further teaching?
Correct Answer: D
Rationale: Both statements A and B indicate a need for further teaching. A diet high in saturated fats increases cardiac risk, and avoiding physical activity hinders recovery. Clients should follow a heart-healthy diet and engage in gradual physical activity.
Question 4 of 5
Correct Answer:
Rationale:
Question 5 of 5
The nurse is caring for a client diagnosed with acute respiratory failure. The client now requires ventilator support. What is the goal of treatment at this time? A/An:
Correct Answer: C
Rationale: The primary goal in acute respiratory failure is to maintain adequate oxygenation, with a target O2 saturation of at least 94%.