Sahmed Writtingassigment3 3115

906 Words4 Pages
1. Describe the physical characteristics and primary function of red blood cells? What is hemoglobin and what specific tests involving hemoglobin can help with the diagnosis of anemia? How does iron deficiency play a role in anemia? Red blood cell shapes like donate and it contains stretchable cells, which makes it flexible and flat so it can go through small areas. Over half of the interior of the red blood cells is filled with hemoglobin which gives it the red color. The function of the red blood cell is to transport oxygen to the cells and remove the carbon dioxide. Hemoglobin is the protein molecule in red blood cells which carries oxygen from the lungs to the body and returns the waste to the lungs. The tests that help the diagnosis of anemia is when the doctor is checks abnormal heartbeat, uneven breathing or even check the size of the liver. There is another test called complete blood count (CBC) which measures hemoglobin and hematocrit levels. Hemoglobin is when the iron rich protein in red blood cell. Hematocrit is the measure of how much space red blood take up in the blood. A low level of both hemoglobin and hematocrit is a sign of anemia. Insufficient iron is common type of anemia. Low iron in the body mean the body can’t produce enough substance in the red blood cell that allows them to carry oxygen. Insufficient iron in the anemia may leave the person tired and short of breath. 2. Trace the pathway of a single red blood cell through the pulmonary and systemic circuits starting with the right atrium. Name all chambers, valves, and vessels that this RBC passes through in the correct sequence. 1. On the right atrium receives deoxygenates red blood cell travel back in heart through the superior and inferior vena cavaes. 2. It enters the right atrium is full and when the right atrium is full it force to open the tricuspid valve and blood goes

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