ATI RN
ATI Nur 221 Med Surg unit 4 Exam Questions
Extract:
Question 1 of 5
The client has just returned from OR with respirations of 8 per minute. What set of ABG's would the nurse expect to see?
Correct Answer: B
Rationale: Hypoventilation (8 breaths/min) causes COâ‚‚ retention, leading to respiratory acidosis (low pH, high PaCO2).
Question 2 of 5
What are the warning signs of hypovolemia?
Correct Answer: C
Rationale: Hypovolemia causes tachycardia, decreased blood pressure, and reduced urine output due to low blood volume.
Question 3 of 5
The nurse is looking at a set of ABG's and notices a bicarbonate level of 30. What other change would the nurse expect to see in their lab values?
Correct Answer: A
Rationale: Metabolic alkalosis is often associated with hypochloremia, especially when caused by vomiting or diuretics.
Question 4 of 5
The client is vomiting and very dehydrated. Which medication would be most effective in treating the nausea and vomiting?
Correct Answer: D
Rationale: Ondansetron (Zofran) is a serotonin (5-HT3) receptor antagonist that is highly effective for nausea and vomiting, especially in dehydration and severe vomiting.
Question 5 of 5
A client is to have hemodialysis. What must the nurse do before this treatment?
Correct Answer: C
Rationale: Pre-dialysis weight is crucial to determine fluid removal needs during dialysis.