Dysrhythmias Quiz Questions With Complete Solutions
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Course
Dysrhythmias
Institution
Dysrhythmias
Which priority concept does the nurse focus on when a client is diagnosed with a dysrhythmia? correct answer: perfusion
Which normal heart rates does the nurse expect to be initiated by the primary pacemaker of the heart (SA Node) in clients when the heart rate is regular? SATA correct answer: ...
Dysrhythmias Quiz Questions With Complete Solutions
Which priority concept does the nurse focus on when a client is diagnosed with a dysrhythmia? correct answer: perfusion
Which normal heart rates does the nurse expect to be initiated by
the primary pacemaker of the heart (SA Node) in clients when the heart rate is regular? SATA correct answer: -62 bpm
-74 bpm
-86 bpm
-98 bpm
Which waveform does the nurse recognize as atrial depolarization when a client is placed on a cardiac monitor? correct answer: P wave
How would the nurse best interpret the electrocardiogram (ECG)
of a younger athletic client which shows sinus bradycardia with a rate of 54 bpm? correct answer: The sinus bradycardia provides an adequate stroke volume that is associated with cardiac conditioning
To determine if a client has a pulse deficit, what procedure would the nurse follow? correct answer: Assess the apical pulse
and radial pulses for a full minute and calculate the differences
Which ECG waveforms and intervals are the normal measurements or positions? SATA correct answer: -PR interval 0.12-0.20 secs
-QRS complex 0.06-0.10 secs -PR segment isoelectric line
-QT interval less than half of the R to R interval
-U wave follows T wave if present
Which definition best describes the electrophysiologic property called automaticity of myocardial pacemaker cells? correct answer: The ability of cardiac cells to generate an electric impulse spontaneously and repetitively
To best perform a 12-lead ECG on a client, how does the nurse place the leads on the client? correct answer: Four leads are placed on the limbs and six are placed on the chest
Where will the nurse place the leads on a client for a five-lead continuous monitoring system? SATA correct answer: -right arm electrode just below the right clavicle
-left arm electrode just below the left clavicle
-left leg electrode on the lowest palpable rib, on the left midclavicular line
-fifth electrode placed to obtain one of the six chest leads
Which condition is indicated when the nurse notes ST segment elevation or one to two small blocks on a client's ECG? correct answer: myocardial injury or ischemia
Which serum electrolyte would the nurse check after noting tall and peaked T waves on a client's ECG? correct answer: potassium
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