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CEN-Practice questions with correct answers
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The major physiologic insult which occurs in a near drowning victim is which of the following? a. hypothermia b. pneumonia c. dysrhythmia d. hypoxemia correct answer Hypoxemia rationale: The central clinical event in all near drowning victims is hypoxia caused by laryngospasm and asphyxia. ...
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Add to cartThe major physiologic insult which occurs in a near drowning victim is which of the following? a. hypothermia b. pneumonia c. dysrhythmia d. hypoxemia correct answer Hypoxemia rationale: The central clinical event in all near drowning victims is hypoxia caused by laryngospasm and asphyxia. ...
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CEN Exam 1 questions with correct answers
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Which dysrhythmia would be identified on an ECG/EKG six-second strip by a heart rate of 76 and a PR interval of 0.24? tachycardia -degree atrioventricular block bradycardia ional escape rhythm correct answer B: First-degree atrioventricular block is diagnosed partially by an EKG showing a PR i...
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Add to cartWhich dysrhythmia would be identified on an ECG/EKG six-second strip by a heart rate of 76 and a PR interval of 0.24? tachycardia -degree atrioventricular block bradycardia ional escape rhythm correct answer B: First-degree atrioventricular block is diagnosed partially by an EKG showing a PR i...
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CEN Sample Test Questions with correct answers
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Right ventricular infarction (RVI) lead changes correct answer II, III, AVF R ventricular infarction s/s correct answer clear breath sounds, hypotension, JVD. R ventricular dilation and dec contractility>> dec preload and CO Reperfusion therapy standard correct answer Within 60 min of E...
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Add to cartRight ventricular infarction (RVI) lead changes correct answer II, III, AVF R ventricular infarction s/s correct answer clear breath sounds, hypotension, JVD. R ventricular dilation and dec contractility>> dec preload and CO Reperfusion therapy standard correct answer Within 60 min of E...
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CEN Cardiovascular Emergencies questions with correct answers
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Preload refers to: a. The volume of blood entering the left side of the heart b. The volume of blood entering the right side of the heart c. The pressure in the venous system that the heart must overcome to pump the blood d. The pressure in the arterial system that the heart must overcome to...
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Add to cartPreload refers to: a. The volume of blood entering the left side of the heart b. The volume of blood entering the right side of the heart c. The pressure in the venous system that the heart must overcome to pump the blood d. The pressure in the arterial system that the heart must overcome to...
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CEN Terms questions with correct answers
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Mean Arterial Pressure correct answer average pressure over entire cardiac cycle, better indicator of perfusion compared to BP, maintain above 60 mm Hg (SBP+ [DBPx2])/3 Pediatric bolus correct answer 10 ml/kg narrowing pulse pressure correct answer low systemic pressure, r/t blood loss, decre...
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Add to cartMean Arterial Pressure correct answer average pressure over entire cardiac cycle, better indicator of perfusion compared to BP, maintain above 60 mm Hg (SBP+ [DBPx2])/3 Pediatric bolus correct answer 10 ml/kg narrowing pulse pressure correct answer low systemic pressure, r/t blood loss, decre...
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