Blood Cells, Blood Testing & Typing Exercises 41 & 43 PDF

Blood Cells, Blood Testing & Typing Heart Structure Exercises 41 & 43 DR.ZIA  Learning outcomes Identify and sketch red blood cells, five types of white blood cells, and platelets. Describe the structure and function of red blood cells, white blo...

Blood Cells, Blood Testing & Typing Heart Structure Exercises 41 & 43 DR.ZIA  Learning outcomes Identify and sketch red blood cells, five types of white blood cells, and platelets. Describe the structure and function of red blood cells, white blood cells, and platelets. Perform and interpret the results of a differential white blood cell count. Explain the fundamentals of the ABO blood group and possible adverse reactions from transfusions. Interpret the ABO type of a blood sample. Analyze the basis and importance of the Rh blood factor. Micrograph of a blood smear using Wright’s stain (500×).  When a blood sample is collected in a Blood Plasma heparinized (to prevent coagulation) capillary tube and left standing, the heavier cellular components settle to the bottom of the tube. Spinning the tube in a centrifuge Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. accelerates this process. Withdraw Hematocrit—centrifuge blood to separate blood components Erythrocytes are heaviest and settle first 37% to 52% total volume White blood cells and platelets 1% total volume Buffy coat Plasma Centrifuge The remainder of volume 47% to 63% Complex mixture of water, proteins, Plasma nutrients, electrolytes, nitrogenous (55% of whole blood) wastes, hormones, and gases Hematocrit (packed cell volume): percentage of whole blood volume Buffy coat: leukocytes and platelets composed of RBCs (