The client's heart rate increases slightly during inspiration and decreases slightly during expiration. What action should the nurse take?
A. Notify the physician
B. Assess the client for chest pain.
C. Document the finding as the only action.
D. Prepare to administer antidysrhythmic drugs.
C
Sinus arrhythmia is noted when the heart rate increases slightly during inspiration and decreases slightly during expiration. Sinus arrhythmia is a variant of normal sinus rhythm that is frequently observed in healthy children and adults.
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