ATI RN
ATI Nur 221 Med Surg unit 4 Exam Questions
Extract:
Question 1 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 2 of 5
The nurse reviews the client's arterial blood gases and has the following results: pH 7.30. PaCO2 58, and HCO3 of 26. The nurse interprets these results that the client has which acid-base imbalance?
Correct Answer: D
Rationale: A low pH (<7.35) and high PaCO2 (>45 mmHg) indicate respiratory acidosis due to COâ‚‚ retention.
Question 3 of 5
When a client is using a cooling blanket to reduce fever, which finding indicates the need to change treatment?
Correct Answer: B
Rationale: Shivering counteracts the cooling effect of the blanket, increasing body temperature and metabolic demand. This indicates the treatment is ineffective and needs adjustment.
Question 4 of 5
Which of the following manifestations are commonly seen in an end stage renal disease patient with fluid overload?
Correct Answer: D
Rationale: Fluid overload causes peripheral and pulmonary edema due to impaired kidney function.
Question 5 of 5
A nurse is teaching a client about self-administered peritoneal dialysis. Which of the following statements by the client indicates a need for further teaching?
Correct Answer: A
Rationale: Heating dialysis fluid in a microwave can cause uneven heating and burns; a specialized warmer should be used.