ATI RN
ATI Med Surg exam 2 III Questions
Extract:
Question 1 of 5
A nurse is teaching a newly licensed nurse about evaluating a cardiac rhythm. Which of the following options should the nurse identify as the P wave in the ECG complex?
Correct Answer: A
Rationale: The first upward deflection in an ECG represents the P wave, indicating atrial depolarization. It precedes the QRS complex and corresponds to the electrical activity associated with atrial contraction, initiating the cardiac cycle.
Question 2 of 5
A nurse in a clinic is caring for a client who has a prescription for digoxin. Which of the following statements indicates the client is experiencing digoxin toxicity?
Correct Answer: C
Rationale: Digoxin toxicity often manifests as visual disturbances, such as yellow or blurred vision, due to its effect on the central nervous system.
Question 3 of 5
A client who has a history of myocardial infarction (MI) is prescribed aspirin 325 mg. The nurse recognizes that the aspirin is given due to which of the following actions of the medication?
Correct Answer: B
Rationale: Aspirin acts as an antiplatelet agent by irreversibly inhibiting cyclooxygenase-1 (COX-1) enzyme, reducing thromboxane A2 production, thereby preventing platelet aggregation and thrombus formation.
Question 4 of 5
A nurse is teaching a newly licensed nurse about evaluating a cardiac rhythm. Which of the following options should the nurse identify as the P wave in the ECG complex?
Correct Answer: A
Rationale: The first upward deflection in an ECG represents the P wave, indicating atrial depolarization. It precedes the QRS complex and corresponds to the electrical activity associated with atrial contraction, initiating the cardiac cycle.
Extract:
Medical History
Nurses Notes
Diagnostic Results
Client admitted with a report of pain between shoulder blades and frequent indigestion. States pain comes and goes, with activity exacerbating the pain. Past medical history includes hypertension, metabolic syndrome, and diabetes mellitus. Past surgical history includes wound debridement of the heel 18 months ago. Current medications: Metoprolol 50 mg PO BID, metformin 500 mg PO BID, atorvastatin 20 mg PO daily.
Question 5 of 5
The nurse has completed the client's admission history. The client is most likely suffering from [Dropdown Group 1] as evidenced by the client's [Dropdown Group 2].
| Myocardial infarction |
| Aortic dissection |
| Gastroesophageal reflux disease (GERD) |
| Musculoskeletal strain |
| Elevated troponin levels and ST-segment elevation on ECG |
| Severe pain between shoulder blades and history of hypertension |
| Heartburn and regurgitation after meals |
Correct Answer: C,F
Rationale: Gastroesophageal reflux disease (GER
D) is likely due to the client's report of pain between the shoulder blades, exacerbated by activity, and a history of hypertension, which aligns with GERD symptoms.