The Nurse Is Teaching Mrs

The nurse is teaching Mrs. Jones, a known diabetic, to monitor her blood glucose using a glucometer. The nurse will know that Mrs. Jones is competent in performing her finger-stick to obtain blood when she:

A) Uses the ball of a finger as the puncture site
B) Uses the side of a fingertip as the puncture site
C) Avoids using the fingers of her dominant hand as puncture sites
D) Avoids using the thumbs as puncture sites