ATI RN
ATI RN Custom 2023 Med-Surg Cardiovascular Questions
Extract:
Question 1 of 5
A nurse is caring for a client who has a serum potassium level of 5.9 mEq/L. The provider prescribes polystyrene sulfonate. If this medication is effective, the nurse should expect which of the following changes on the client's ECG?
Correct Answer: C
Rationale: Polystyrene sulfonate reduces serum potassium levels. Hyperkalemia causes peaked T waves on an ECG, so effective treatment would result in a reduction of this abnormality.
Question 2 of 5
A client with a complaint of dehydration has been admitted into the medical floor. Sodium chloride 1000 ml IV to infuse over 12 hrs has been ordered by the admitting Physician. How many ml/hr should you administer? (Round to the nearest whole number) ml/hr
Correct Answer: 83
Rationale:
To calculate the infusion rate: 1000 ml ÷ 12 hrs = 83.33 ml/hr, rounded to 83 ml/hr.
Question 3 of 5
A client has with Angina has been ordered to take sublingual NTG tablets. Which of the following instructions should the nurse include?
Correct Answer: C
Rationale: Sublingual nitroglycerin (NTG) should be placed under the tongue while sitting or lying to enhance absorption and reduce risk of dizziness from vasodilation, taken at the onset of chest pain.
Question 4 of 5
A client has developed atrial fibrillation with a ventricular rate of 148 beats per minute. Which assessment findings does the nurse expect to find in this client? Select all that apply
Correct Answer: A,B,D,E
Rationale: Rapid atrial fibrillation can reduce cardiac output, leading to shortness of breath, hypotension, chest pain, and dizziness due to inadequate perfusion.
Question 5 of 5
A client on the cardiac telemetry unit goes into Ventricular fibrillation and is unresponsive. Following initiation of the emergency call system (code blue), what is the next priority for the nurse in caring for the client?
Correct Answer: B
Rationale: Ventricular fibrillation is a lethal arrhythmia requiring immediate defibrillation to restore a viable rhythm, making it the next priority after activating the emergency system.