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Central Nervous System Peripheral Nervous System
1,688 words... ws the cross-bridge to detach and re-attach to another active site on an actin molecule. This contraction cycle is repeated as long as free calcium is available to bind the troponin and ATP is available to provide the energy. The signal to stop contraction is the absence of the nerve impulse at the neuromuscular junction. When this occurs, an energy requiring calcium pump located within the sarcoplasmic reticulum begins to move the calcium back into the sarcoplasmic reticulum. This removal o...
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Disease That Causes Cartilage In Your Joints Osteoarthritis
533 wordsOsteoarthritis is a disease that causes the cartilage in your joints to break down. Cartilage is a smooth substance that protects the ends of your bones and helps your joints move. Osteoarthritis becomes more common as people get older. To diagnose this disease, your doctor will ask about your and your families health history. X-rays and an exam may also be needed. Osteoarthritis can affect any joint. Weight-bearing joints, such as the hip and knee, are often affected in both men and women. Hand...
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Systemic Lupus Lupus Erythematosus
1,101 words... leven criteria are closely related to the symptoms discussed above. Some patients suspected of having systemic lupus may never develop enough criteria for a definite diagnosis. Other patients accumulate enough criteria only after months or years of observation. When a person has four or more of these criteria, the diagnosis of systemic lupus erythematosus is suggested. The eleven criteria used for diagnosing systemic lupus erythematosus are: malar (over the cheeks of the face) "butterfly" ra...
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Connective Tissue Risk Factors
651 wordsJuvenile chronic poly arthritis; JRA; Still disease A chronic, inflammatory disease that may cause joint or connective tissue damage. The onset occurs before Causes, incidence, and risk factors: JRA is thought to belong to the collagen classes of disease (those diseases that involve connective tissue). It is a complicated disease. The primary manifestation is arthritis, but the disease may involve other body systems such as the heart and lining around the heart (pericardium), lungs and lining ar...
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Sickle Cell Anemia Sickle Cell Disease
2,028 wordsThere have been many researches and tests done on the genetic causes of Sickle Cell Anemia and how it develope's, as well as its effects on the circulatory, muscular, and respiratory systems, as well as its effects on the joints and other systems of the body, and the complications associated with them. Most of the research has been done to explore on the reasons why it mostly effects the African-American community and people who are from the West Coast of Africa. It has also been known that Sick...
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Long Term Effects Rheumatoid Arthritis
1,578 wordsIntroduction There are more than 115 different types of arthritis. Some are very serious and hold the potential for severe disability and deformity, if left untreated. Others may generate only mild discomfort, which may be totally controlled with relative ease. Myths and misconceptions thrive everywhere. Despite the continued efforts of medical professionals, and The Arthritis Society, a large proportion of the population still believes that arthritis is nothing more that aches and pains, is nev...
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Bone Tissue Blood Vessels
391 words2 a) Functions of: skeleton: To provide support and protection of body parts. It acts as sites for muscle attachment, blood cell production, and calcium and phosphate storage. Cartilage: Serves as structural models for bones that replace them. It maintains the shape of the nose, outer ear, and other body parts. It also serves to custom joints between adjacent bones of the vertebral column, limbs, hands, and elsewhere. Ligaments: These bridge the gap between bones Tendons: Cords or straps of conn...
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Muscular Dystrophy Association Muscle Strength
3,091 wordsDiseases: Sex Linked and Sex Influenced There are thousands of cases of sex linked and sex influenced diseases worldwide. These diseases can range from a social inconvenience, to a fatal ailment. In sex linked diseases, like Muscular Dystrophy, hemophilia and color blindness, only males are affected. When a man infected with a sex linked disease has children, all his sons are normal, but all of his daughters are carriers. When a carrier woman and an uninfected man have children, half of the sons...
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Autosomal Recessive Autosomal Dominant
1,092 wordsEhlers-Danlos syndrome (EDS) is a rare inherited group of connective tissue disorders characterized by defects of the major structural protein in the body (collagen). Collagen is a tough fibrous protein that plays an essential role in binding, holding together, strengthening, and providing elasticity to bodily cells and tissues. There are six major types of EDS that I will discuss, however I will only go into detailed discussion on two of the six types of EDS. The two major types of EDS are Clas...
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Clotting Factor Defective Gene
1,144 wordsHemophilia is the best known of hemorrhagic disorders. When a person has hemophilia, the blood does not clot properly and bleeding persists. The people who have hemophilia are called hemophiliacs or bleeders. Bleeding disorders, such as hemophilia, result from a disruption of the bodys process of how blood clots are formed. The coagulation process involve platelets as well as plasma proteins called clotting factors. Clotting begins when platelets stick to the site of an injury to a blood vessel....
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Rheumatoid Arthritis Alternative Therapies
1,552 wordsRheumatoid Arthritis a Debilitating Disease It began seven years ago when Sandra woke up and was getting out bed. She went to stand up and she felt this severe pain in both of her feet. When she looked at her feet they were swollen and bluish red and warm to the touch. She could not understand what was happening. At first she thought she might have frozen her feet. But as time went by she started to get lumps on the bottom of her feet so she went to see the doctor. The doctor did some tests and ...
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Rocket Boosters External Tank
2,824 wordsRogers, William P. , et al Report of the Presidential Commission on the Space Shuttle Challenger Accident United States Government Printing Office June 6, 1986 256 pages The Presidential Commission on the Space Shuttle Challenger Accident, chaired by former Secretary of State William P. Rogers, investigated the circumstances surrounding the explosion of the Space Shuttle Challenger shortly after liftoff on January 28, 1986. The Commission was established in February, 1986, pursuant to Executive ...
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Bodys Immune System Rheumatoid Arthritis
723 wordsRheumatoid arthritis affects an estimated 293, 000 people, or one person in 100. Rheumatoid Arthritis causes inflammation in the lining of the joints or other internal organs. This inflammation separates Rheumatoid Arthritis from other more common forms of arthritis, like osteoarthritis. Rheumatoid Arthritis can affect people of all ages from little kids to old people. It most commonly appears between the ages of 25 and 50. Rheumatoid Arthritis affects women three times more often than men. It i...
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Ethical Theory Moral Responsibility
1,215 wordsThe Fifty-Nine Story Crisis Case Facts A story of professional ethics and moral responsibility was publicized in an article appearing in the May 29 th, 1995 issue of The New Yorker magazine. The article entitled The Fifty-Nine Story Crisis focuses on the ethical and moral obligations of individuals and companies involved in the construction of a skyscraper in downtown New York during 1977. In the early 1970 s, Citibank Corporation had begun to undertake the planning for a new corporate headquart...
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Rocket Boosters Launch Pad
4,848 words7 December 1999 The Challenger Space Shuttle Disaster The morning was clear, bright, and cold on January 28 th, 1986, in Cape Canaveral, Florida. The skies were clear allowing the sun to shine over the launch area at the Kennedy Space Center and attempt to increase its freezing temperature. On launch pad 39 B icicles dangled from the launch tower, pad structure, and other launch equipment (Lewis 127) as the space shuttle Challenger stood in a powerful vertical silhouette against the morning ligh...
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