Phlebotomy 9th Edition by Diana Garza,Kathleen Becan McBride

تمرين 9

For the following questions, select the one best answer. If alcohol is used to decontaminate the capillary puncture site, which of the following is an essential step?
A) using two alcohol pads for cleansing
B) diluting the strength of the alcohol
C) wiping away the second drop of blood after the puncture
D) allowing the site to air dry prior to the puncture