ATI RN
ATI Nur 221 Med Surg unit 4 Exam Questions
Extract:
Question 1 of 5
The nurse notices an abnormal movement in the client's hand and wrist while taking they blood pressure. What action should the nurse take?
Correct Answer: C
Rationale: Carpopedal spasm (Trousseau's sign) during BP measurement suggests hypocalcemia. The nurse should check serum calcium levels to confirm.
Question 2 of 5
Which intervention does the nurse utilize post-operatively to assess the patency of the arteriovenous fistula?
Correct Answer: B
Rationale: A functional AV fistula should have a palpable thrill (vibration) and an audible bruit (whooshing sound) when auscultated with a stethoscope. These findings confirm adequate blood flow and patency.
Question 3 of 5
The client with chronic renal failure is scheduled for hemodialysis at 9 am. They are scheduled to receive oral daily medications. Which statement best describes when the nurse should administer the medications?
Correct Answer: C
Rationale: Medications should be given after dialysis to prevent removal during the procedure.
Question 4 of 5
What is the rational for administering calcium carbonate to a client with chronic renal failure?
Correct Answer: D
Rationale: Calcium carbonate is a phosphate binder that reduces phosphorus absorption from food, addressing hyperphosphatemia in chronic renal failure.
Question 5 of 5
The client's potassium level is 2.2 What nursing action has the highest priority?
Correct Answer: C
Rationale: A potassium level of 2.2 mEq/L is critically low, increasing the risk of life-threatening cardiac arrhythmias. Continuous cardiac monitoring helps detect dangerous dysrhythmias like ventricular tachycardia.