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Summary: Hymogoblin in necessary for red blood cells. Learn how hymogoblin is counted in this free video clip about how to donate blood.
Views: 458 | Tags: process, red, bags, blood, demonstration, needle, donating, donation, donor, donate, rejected, cells, plasma, sanitizing, lives
About the Expert
Geoff Balenger Geoff Balenger is a registered nursed at Stanford Blood Center in Palo Alto, California. read more
I'm going to cleanse her finger with alcohol. The first two drops of blood I'm going to wipe away because they are filled with platelets and clotting factors to help you stop bleeding. For this test we want a good sample of red blood cells. Press down please.