Before a sample of capillary blood is taken, what should you do to the site? 1. Warmed to 42° C for 10 min. 2. Squeezed lightly until blanched. 3. Cleaned with an antiseptic solution
a. 1 and 2 only
b. 1 and 3 only
c. 2 and 3 only
d. 1, 2, and 3
ANS: B
The most common site for sampling is the heel, specifically the lateral aspect of the plantar sur-face. Before any puncture is done the site should be properly warmed to "arterialize" the skin and clean with an antiseptic solution to prevent infections.
Health Professions
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