time. Cultural and biological anthropologists have observed that people from India‚ Asia‚ and the Mediterranean have a higher percentage of people with one abnormal hemoglobin allele‚ compared to in other parts of the world where most people have two normal hemoglobin alleles. It’s been found that people with two abnormal hemoglobin alleles carry a disease called sickle cell anemia; this disease is known to be circumstantially fatal. In addition to this finding‚ there’s a direct correlation between
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about two different cases- Ms. A with iron-deficiency anemia and Mr. P with congestive heart failure. Case study#1 “Anemia is a reduction in the total number of erythrocytes in the circulating blood or a decrease in the quality or quantity of hemoglobin” (McCance‚ Huether‚ 2010). Anemia results from decreased production of erythrocytes‚ chronic or acute blood loss‚ and excessive destruction of erythrocytes. With the given history and laboratory values of Ms. A‚ she has iron- deficiency anemia
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beta-globin. Beta-globin is a component of hemoglobin. Hemoglobin is found in red blood cells‚ and it normally consists of four protein subunits. Beta-globin can be found in two of these subunits. The two beta-globin subunits attach to heme‚ a molecule containing iron. This iron molecule in the center of heme can bind to one oxygen molecule. This allows hemoglobin
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Cell Disease: Is a generic disease that affects hemoglobin‚ oxygen transport in the body and patient quality of life. This disease is most common in African American‚ Hispanic‚ Greek and Arabs. Note: Sickle Cell is inherited from both parents. Sickle cell is a blood disease in wish the red blood cells that are responsible for carry oxygen from the lungs to other part of the body are behaving in an abnormal way because they contain with abnormal hemoglobin. Normal Red Blood Cells Are: Soft‚ smooth
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A Case of Iron Deficiency (Summarizing and Note-Taking) Describe the structure of a molecule of hemoglobin and explain the role played by iron in the transport of oxygen. The structure of hemoglobin is a hemi group. A hemi group consists of an iron (Fe) ion held in a heterocyclic ring. Iron binds with oxygen. Therefore‚ it has a very important role in transporting oxygen in the blood. How is iron stored and transported in the body? Iron can be stored within intestinal entrecotes bound to ferritin
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Gabriel Jul.yhs Ms. Saunders. Polycythemia Minor Polycythemia is a disease that results in an increased level of red blood cells in the bloodstream. People with polycythemia have an increase in hematocrit‚ hemoglobin‚ or red blood cell count is more than the normal limits. Polycythemia is also known as polycythaemia or polyglobulia. Polycythemia is a disease where in which the proportion of blood volume that is occupied by red blood cells increases. Blood volume
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Respiratory Assignment – Bio 169 Respiratory System: Anatomy Review 1. Fill in the missing organs of the respiratory system: Nose and mouth (air enters) nasal cavity Larynx (both air and food move through) trachea Bronchi (large tubes leading to both lungs) lungs. 2. Each lung is surrounded by two layers of serous membrane known as pleurae. These are: Visceral pleura; covers the surface of the lung Parietal pleura; lines the thoracic wall The space in between is called the
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oxygenation. 5. Identify the color of hemoglobin in the following forms: 1) oxyhemoglobin‚ 2) deoxyhemoglobin 3) caboxyhemoglobin. 6. Specify the significance of carbonic anhydrase in transport of CO2 7. Describe the “Bohr & Haldane Effects” illustrating the effect O2 & CO2 on the transport of each other. 1 TRANSPORT OF OXYGEN BY BLOOD Oxygen Is Transported In Two Forms In The Blood— 1. physically dissolved [2 %] 2. chemically bound to the Hemoglobin‚ Hb‚ molecule [98 %] OXYGEN PHYSICALLY
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"The genetic defect that causes sickle cell anemia affects hemoglobin." (3). Hemoglobin is a constituent of red blood cells. Its job is to take oxygen to all the cells and tissues in the body. "Red blood cells that contain normal hemoglobin are soft and round. Their soft texture enables them to squeeze through the body’s small blood vessels."(3) People with SCD‚ however‚ have a type of irregular hemoglobin. "A genetic error makes the hemoglobin molecules stick together in a long‚ rigid rods after they
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decreased blood pressure. She states that she takes 1000mg of aspirin every three to four hours for six days during menstruation‚ and also during the summer months to relieve stiff joints to play golf. Her laboratory values reveal the following: Hemoglobin = 8 g/dl Hematocrit = 32% Erythrocyte count = 3.1 x 10/mm RBC smear showed microcytic and hypochromic cells Reticulocyte count = 1.5% Other laboratory values were within normal limits. According to Ms. A’s presenting signs and symptoms‚
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