Final answer:
To accurately determine an adult's heart rate, volume, and pulse regularity, palpate the pulse for 1 minute. This duration provides a thorough assessment of the pulse characteristics over a sufficient time frame for accurate measurement.
Step-by-step explanation:
The recommended duration to palpate an adult's pulse to determine rate, volume, and regularity is 1 Minute. When you measure the pulse, you feel the blood as it is pushed by the heart's contractions through the arteries. Measuring for a full minute ensures the accuracy of the heart rate count and allows you to observe any irregularities in pulse.
If your pulse rate is consistent over the 10-second interval and does not show any abnormal rhythm, multiplying the 10-second count by 6 should give you the correct minute count. However, heart rate measurements taken over longer periods tend to be more accurate, especially if there are any irregularities in pulse rhythm.