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CCRN Exam with Questions and Verified Answers A patient has had a large anterior myocardial infarction last month and developed a ventricular aneurysm. He now has episodes of ventricular tachycardia that are not prevented or converted with antidysrhythmic agents. An implantable cardioverter-defibrillator (ICD) is implanted. Four days after surgery he develops ventricular tachycardia. The ICD has delivered three shocks but has not converted the rhythm. He is pulseless and apneic. Cardiopulmona...

CCRN Exam 1 with Questions and Solutions What is the affect of ADH on urine formation? A. Retention of sodium & water, excretion of potassium B. Excretion of sodium & water, excretion of potassium C. Retention of water, concentration of urine D. Excretion of water, dilution of urine ANSWER C. Retention of water, concentration of urine The releasing stimulus for ADH is normally? A. Decreased serum wall myocardial infarction B. Increased serum osmolarity (dehydrated) C. An elevated ci...

CCRN Renal Exam with Questions and Answers A patient with chronic renal failure asks the nurse why he is anemic. the nurse explains that anemia accompanies chronic renal failure secondary to: A. blood loss via the urine B. renal insensitivity to vit a C. inadequate production of erythropoietin D. inadequate retention of serum iron ANSWER C. inadequate production of erythropoietin the kidney is sensitive to oxygen saturations and secretes erythropoietin as needed to signal the bone marrow...

CCRN Exam 1 with Questions and Answers A 47-year-old male has been admitted to the CCU from the emergency room with a history of sudden diaphoresis, nausea, vomiting and radiating pain down his left arm. He reports no significant medical history, and has been a two PPD smoker since his early twenties. His admitting diagnosis is UA/NSTEMI and he is being prepped for cardiac catheterization for possible angioplasty with stent placement. What type of medication orders might the nurse see prior t...

CCRN Exam with Questions and Verified Solutions A patient has had a large anterior myocardial infarction last month and developed a ventricular aneurysm. He now has episodes of ventricular tachycardia that are not prevented or converted with antidysrhythmic agents. An implantable cardioverter-defibrillator (ICD) is implanted. Four days after surgery he develops ventricular tachycardia. The ICD has delivered three shocks but has not converted the rhythm. He is pulseless and apneic. Cardiopulmo...

CCRN Exam with Questions and Verified Answers The emergency drug therapy of choice for polymorphic ventricular tachycardia is: A) Atropine B) Amiodarone C) Adenosine D) Magnesium ANSWER D) Magnesium (Correct) You are caring for a patient post cardiac arrest who is receiving Targeted Temperature Management (TTM). Which of the following clinical findings should you be concerned about? A) Heart rate of 30 bpm with a wide QRS and prolonged QT interval B) Increasing diuresis C) Inc...

CCRN Cardiovascular Exam with Questions and Answers A patient is in cardiac and respiratory arrest. The selection of medications to reestablish cardiac function would stimulate the sympathetic nervous system beta1 receptors. This stimulation would result in increased automaticity and which of the following? a. Increased myocardial contractility b. Decreased left ventricular stroke work c. Decreased myocardial oxygen consumption d. Increased left ventricular afterload ANSWER Correct answe...

CCRN Exam with Latest Questions and Answers The nurse is caring for a patient with acute inferior wall MI, post-coronary artery stent deployment, For optimal care of the patient, the nurse should: ANSWER Continuously monitor the patient in lead II It is best practice to monitor the patient status post PCI with stent, in the lead that was most abnormal during the acute occlusion. The ECG demonstrates ST elevation in leads II, III and aVF. The nurse needs to monitor the patient closely fo...

CCRN Multiple Organ Exam with Questions and Answers A patient arrives with multisystem trauma after falling out of a second-floor window. She has significant overt bleeding and is lethargic with peripheral cyanosis. Her vital signs are blood pressure 80/60 mm Hg, heart rate 145 beats/min, and respiratory rate 40 breaths/min. You would expect to give her what type of fluid immediately? A. Albumin B. O-negative blood C. Normal saline until typed and crossmatched blood is availabl...

CCRN Exam with Practice Questions and Answers A patient in the ED with complaints of chest pain. The 12-lead EKG shows ST elevation in leads V3 and V4. Occlusion of the affected coronary artery most likely would affect perfusion to which portion of the conduction system? A. Sinoatrial (SA) node B. Bachmann's bundle C. Atrioventricular (AV) node D. Bundle of His ANSWER LAD so D. bundle of his Which of the following is the preferred lead for ST segment monitoring for a patient with...