13. Components of Whole Blood Plasma(55% of whole blood) WBC and platelets(<1% of whole blood) Formed elements Erythrocytes(45% of whole blood) Withdraw blood and place in tube Centrifuge 1 2
46. absent or faulty globin chain in hemoglobin Erythrocytes are thin, delicate, and deficient in hemoglobin Thalassemia
47. Sickle-cell anemia results from a defective gene Codes for an abnormal hemoglobin called hemoglobinS (HbS) This defect causes RBCs to become sickle-shaped in low oxygen situations
59. Oral Iron Therapy Ideal dose – 100mg per day (prophylactic) Ferrous gluconate, ferrous fumarate, ferrous succinate, ferrous sulphate, ferrous ascorbate citrate Rise in Hb – 0.8 gm / dl / week Side effects -G I upset most common
60.
61. Iron from animal sources is more easily absorbed than iron from plant foods.
62. Vitamin C increases the uptake of iron, so add foods containing vitamin C (eg. orange juice, tomato salad)
63. Lack of vitamin B12 can contribute to anemia, intake of foods containing vitamin B12, such as beef, pork, eggs, cheese and milk.