ATI LPN
ATI LPN Med Surg Level 3 Questions
Extract:
Question 1 of 5
A nurse is preparing to administer hydrochlorothiazide 25 mg PO every 8 hr. The amount available is hydrochlorothiazide 50 mg/tab. How many tablets should the nurse administer per dose? (Round the answer to the nearest tenth/whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Correct Answer: 0.5 tablets
Rationale: Desired dose is 25 mg, available dose is 50 mg/tab. Tablets = 25 mg ÷ 50 mg/tab = 0.5 tablets.
Question 2 of 5
A nurse is reinforcing teaching with a newly licensed nurse about reading a client's ECG tracing. The nurse should include in the teaching that the P wave represents which of the following cardiac electrical activities?
Correct Answer: D
Rationale: The P wave represents atrial depolarization, which is the electrical activity that triggers the contraction of the atria.
Question 3 of 5
A nurse is preparing to perform a 12-lead electrocardiogram (ECG). Which of the following instructions should the nurse provide to the client?
Correct Answer: C
Rationale: Movement during an ECG can interfere with the results by causing artifact, so it's important for the client to remain still while the test is being performed.
Question 4 of 5
A nurse is collecting data from a client who has heart failure, prior to the administration of furosemide (Lasix). For which of the following findings should the nurse withhold the medication?
Correct Answer: D
Rationale: Furosemide is a potent diuretic that can further lower blood pressure. A blood pressure of 80/40 mm Hg is hypotensive, and administering furosemide could exacerbate this.
Question 5 of 5
A nurse is caring for an older adult client who has left-sided heart failure. Which of the following findings is a classic presentation of left-sided heart failure?
Correct Answer: A
Rationale: Frothy sputum is a classic symptom of pulmonary congestion caused by left-sided heart failure.