A nursing instructor is demonstrating how to perform a heel stick on a newborn. To obtain an accurate capillary hematocrit reading, the nursing instructor tells the students to:
1. Warm the heel prior to obtaining blood.
2. Use a previous puncture site.
3. Cool the heel prior to obtaining blood.
4. Use a sterile needle and aspirate.
1
Rationale:
1. The heel is warmed prior to obtaining the blood. This will help to decrease falsely high values.
2. A microlance is used to make the puncture in an unpunctured site.
3. The heel is warmed prior to obtaining the blood. This will help to decrease falsely high values.
4. A microlance is used to make the puncture in an unpunctured site.
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The researcher's own voice is heard most in which section of a study?
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