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a disobligeed or incorrectly functioning organ, part, structure, or out spot of the body resulting from the effect of genetic or developmental errors, infection, poisons, nutritionary deficiency or imbalance, toxicity, or unfavorable environmental factors; malady; sickness; ailment. 2. any ab rule condition in a plant that interferes with its vital physiological processes, causalityd by poisonous microorganisms, parasites, unfavorable environmental, genetic, or nutritional factors, etc. 3. any harmful, depraved, or ghoulish condition, as of the mind or society: His enthrallment with executions is a disease.Sickle cell anemia (uh-NEE-me-uh) is the most common function of reaping hook cell disease (SCD). SCD is a heavy disorder in which the body makes sickle-shaped ruby- red-faced line of work cells. falciform means that the red birth cells ar shaped interchangeable a crescent. Normal red come up cells are disc-shaped and nerve like doughnuts without holes in the center. They move tardily through your ancestry vessels. Red blood cells contain an iron-rich protein called hemoglobin (HEE-muh-glow-bin). This protein carries oxygen from the lungs to the loosening of the body. Sickle cells contain supernormal hemoglobin called sickle hemoglobin or hemoglobin S.

Sickle hemoglobin causes the cells to develop a sickle, or crescent, shape. Sickle cells are solid and sticky. They tend to hold on blood flow in the blood vessels of the limbs and organs. Blocked blood flow can cause pain, serious infections, and organ damage.Figure A shows normal red blood cells flowing freely in a blood vessel. The inset type s! hows a cross-sectional of a normal red blood cell with normal hemoglobin. Figure B shows abnormal, sickled red blood cells blocking blood flow in a blood vessel. The inset image shows a cross-section of a sickle cell with abnormal (sickle) hemoglobin forming abnormal strands. OverviewIf you pauperism to get a ripe essay, order it on our website: OrderCustomPaper.com

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