The Health Care Worker's Thumb Should Not Be Used for Palpating

Multiple Choice

The health care worker's thumb should not be used for palpating arteries in the arterial puncture procedure because the thumb:

A) does not have the same sensitivity as the other fingers
B) has a pulse that may be confused with the patient's pulse
C) has more neurons for touching, which interfere in the process of finding the patient's pulse
D) has less sensitivity than the other fingers