Phlebotomy

skin puncture

Hemostasis: stops bleeding

Blade to poke

Lancets

Types of test

MicrohematocritHemoglobinBlood GlucosePKU

Microhematocrit

Capillary tubePlasma Buffy coat red blood cells ceiling clay

Hemoglobin

iron-containing protein in red blood cells

Test for blood glucose levels

Fasting blood sugar (FBS)Glucose toleranceGlycohemoglobin

GTT

glucose tolerance test

Glycohemoglobin range

4 to 6% Glucose, iron, protein

Order of draw for micro capillary tubes

Blood gases, EDTA tubes, other additive tubes, serum tubes