What rhythm is dangerous as the ventricular rate can suddenly increase? - ANSWERSaflutter Major therapeutic goal of cardiogenic shock? - ANSWERS-Increased cardiac output Elevated cardiac iso-enzyme occur when___ - ANSWERS-closed chest injury, pericarditis, cardiac surgery, MI ECG change with muscle injury in an acute MI - ANSWERS-STEMI Systolic murmur that is auscultated 2nd intercostal space, right sternal border is called - ANSWERS-aortic stenosis what is the importance of synchronizing during cardioversion? - ANSWERS-to prevent aflutter with RVR and R on T wave List some signs of cardiac tamponade - ANSWERS-Decreased systolic blood pressure, JVD, pulsus paradoxus Initial measures for the treatment of angina pectoris are: - ANSWERS-MONA (morphine, oxygen, nitroglycerin, aspirin QRS complex wider than 0.12 seconds most likely indicates - ANSWERS-Bundle branch block Upon recognizing ventricular fibrillation, the nurse's first priority is - ANSWERSresponsiveness treatment of symptomatic complete heart block in an emergency - ANSWERStranscutaneous pacing What is the treatment for a patient in aflutter RVR - ANSWERS-cardioversion and amiodarone (cardizem) using a biphasic defibrillator, how many joules do you use on the first debrillation? - ANSWERS-120-200 joules excessive amount of chest tube drainage during the first hours following thoracic surgery? - ANSWERS-150cc EKG changes in hyperkalemia - ANSWERS-QRS wide, tall peak T wave how long should you apply pressure over an arterial - ANSWERS-8-10 minute central venous pressure directly reflects pressure in the ___ - ANSWERS-right atrium pulmonary artery occlusion [wedge] pressure (PAOP) reflects pressure in the - ANSWERS-L ventricle elevated CVP may indicate - ANSWERS-Left ventricle failure most important nursing step in preventing CLABSI - ANSWERS-handwashing low volume alarms in the ventilator are caused by - ANSWERS-leak, disconnection, cuff leak, esophageal intubated high volume alarms on the ventilator are caused by - ANSWERS-ETT obstruction, pulmonary edema tidal volume, decreased lung compliance most appropriate nursing action for proper positioning of the ET tube - ANSWERSauscultate bilaterally normal ABG ranges (pH, PaCo2, HCO3, pO2) - ANSWERS-pH: 7.35-7.45, PaCo2: 35- 45, HCO3: 22-26, pO2: 80-100 how many mm Hg does it take to suction a patient - ANSWERS-120 mmHg patient with a R anterior chest; you hear diminished breath sounds on the left posterior base. What could be the cause? - ANSWERS-atelectasis a patient that has an ET tube verbalizes "yes", what would be an appropriate nursing action? - ANSWERS-check the cuff most likely cause for diminished breath sounds in a patient with closed chest injury - ANSWERS-pneumothorax most important nursing action to prevent VAP - ANSWERS-handwashing deepening of intracranial pressure is characterized by - ANSWERS-widened pulse pressure