A CNA exam story · Vital signs
When measuring radial pulse for a skills test, why is the thumb avoided?
Test your knowledge. Choose an answer, then see the explanation.
AI-assisted illustrations. Read the full choices; drawings simplify the scenario.
See the answer and why
A. The thumb has its own pulse
Using the thumb can cause the aide to feel their own pulse instead of the resident's radial pulse.
Remember: Use fingertips on the thumb side of the wrist.
Source: NC Credentia skills evaluation