Unit 5: Hemoglobin Testing 26 Original: October 1999 Revision: September 2010 5 â 5 Recording Hemoglobin Values Objectives After completing this section, you will be able to: Correctly record hemoglobin values. Correctly record reasons why a hemoglobin value was not taken.
Group 7 â EDTA and ESR tubes. Black top ESR-Vacuum top with 3.2% sodium citrate: used for Westergren sedimentation rate. Group 9 â Yellow top with ACD Solution A. Yellow top tube with ACD (acid citrate dextrose) Solution A: used for whole blood determinations including flow cytometry and tissue typing assays.
The peripheral blood smear is a simple blood test. A phlebotomist, a person trained specifically to draw blood, will tie a tourniquet above the site where the blood will be drawn. He or she will clean and sterilize the injection site with antiseptic and will insert a needle directly into the vein.he cell types are examined under a microscope for unusual shapes or sizes. There are three main cells within the blood that the test focuses on: 1  red cells (which carry oxygen throughout the body). 2  white cells (which function as part of the bodyâs immune system). 3  platelets (which are important for blood clotting).