ATI FUNDAMENTALS EXAMS 2020-2021. A nurse is measuring vital signs for a client and notices an irregularity in the pulse. Which of the following actions should the nurse take? A) Measure the pulse using a Doppler ultrasound stethoscope. B) Check the client's pedal pulses. C) Count the apical pulse rate for a full minute and describe the rhythm in the chart. D) Take the pulse at each peripheral site and count the rate for 30 seconds. C If the peripheral pulse is irregular, the nurse shoul...