While counting the apical pulse on a 16-year-old patient, the nurse notices an irregular rhythm. His rate speeds up on inspiration and slows on expiration. What should the nurse do?

A) Document this as a normal finding.
B) Talk with the patient about his intake of caffeine.
C) Perform an electrocardiogram after the examination.
D) Refer the patient to a cardiologist for further testing.

Apical Pulse

The pulse measured at the apex of the heart, typically listened to with a stethoscope at the chest wall, used to assess heart function.

Electrocardiogram

A medical test that measures the electrical activity of the heart to identify different heart conditions.

Caffeine

A stimulant found in coffee, tea, and various other plants, known for its ability to temporarily ward off drowsiness and restore alertness.