Cardiac anatomy

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    Every year, thousands people get heart valve replacements. There are multiple options for replacement valves that can be generalized as either mechanical or biological. One of the mechanical options from the 1970s and 1980s was the Bjork-Shiley valve, which became infamous because of the controversy surrounding its stress fracture failures. These failures resulted the death of about 400 people, causing the valve to be taken off the market. The decisions made leading to this issue must be examined using various ethical frameworks so that an incident like this will not occur in the future. Ultimately, the FDA should require either third party or FDA in-house testing in order to ensure the safety of a medical device before it is approved for market, and timely increased transparency so that patients can be properly informed of issues the arise concerning medical devices. Beginning in 1979, the Bjork-Shiley 60-degree convexo-concave (BSCC) heart valve was put on the market and implanted in people who needed aortic or mitral valve replacement. It had a mechanical valve, using one of the first successful tilting-disc mechanisms and was considered a breakthrough (Fielder, 1993). But, while, testing this design, the outlet strut broke repeatedly due to fatigue failure (Fielder, 1995). At the time, the exact cause of the failure was not known, but assumed to be faulty welding. Thus, Shiley Laboratories convinced the FDA that the valve was ready for market and the failures were…

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    medicine as a career in my life. One unique thing about medical profession is, we can help to ease the person’s physical sufferings and can bring back smile on his/her face, and I feel it is very rewarding for us. Anatomy was my beloved subject in Medical school, and I always excelled in it. I enjoy the relationship of various structures to each other and cross-sectional anatomy. In the Medical school, my continued diligence granted me with distinction and first rank in the University in…

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    Becoming A Neurosurgeon

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    It takes many years of school and hard work to become a neurosurgeon. Minimum requirements to get a job as a neurosurgeon include four years of undergraduate school, four years of medical school, and three to eight years of internships and residency (okcareerguide). Even after all of the schooling, it is still difficult to become a neurosurgeon. A minimum entry for medical school is three years of college and most people entering already have at least a bachelor’s degree and many have more…

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    Radiologists are highly educated professionals. The road to a career as a radiologist typically begins with earning a bachelor's degree. Medical school prerequisite courses include biology, chemistry and physics. A number of undergraduate students opt to work or volunteer in medical settings to gain experience. The road continues with four years of medical school to become a physician. Medical school consists of two years of classroom education in the sciences, such as anatomy, pathology,…

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    Licensed Practical Nurse

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    What does the world knows about the medical field? There’s so much to learn and it’s constantly changing. Here going to talk about one section of the medical field: LPN. Which stands for Licensed Practical Nurse. Going to go over how to pay when in college, how to become an LPN, the salary and the outlook, and finally what is done on the job. There are a few different ways to pay for school. The first way one can pay, is using cold hard cash. Cash doesn't have any interest on it and no…

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    There are many to choose from but I also must have the right prerequisites to get accepted into these programs. Some classes that are needed are like chemistry, biology, anatomy, physiology, microbiology and many more. In addition to classes I need experience working with patients, many schools require a minimum of 1000 hours of direct patient care. Another prerequisite is shadowing a Physician’s Assistant, this allows the schools to see that you are very interested in becoming a PA and already…

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    While studying hard and doing all of the assignments may be sufficient to succeed at undergraduate college, successfully completing medicine requires a great deal. “Applicants and students will be judged not only on their scholastic achievement and abilities, but also on their intellectual, physical, emotional and behavioral capacities to meet the essential requirements of the school’s curriculum.” Today’s medical students are tomorrow’s physicians who will have the lives of many people one…

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    Choosing A Medical Career

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    becoming a doctor. During the duration of medical school students are stretched to the max taking double the amount of classes that they did in college and starting hands on training in actual hospitals or doctors’ offices with real patients, a first time for impending doctors. Courses differ depending on the medical school that you attend. Harvard Medical school, one of the most well known and prestigious medical schools, give a basic guideline of what most medical students will take for…

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    Medical Science has allowed me to learn a variety of new things that I had never even heard of before or done before like immunohistochemistry, solving case studies, and T1/T2 translational research. Immunohistochemistry was really interesting and complex. At first, I overlooked it because I thought it was my over my head and not applicable to me at the moment. Then, over time I noticed that we talked about it several class periods, so clearly it had some significance to us currently. I was…

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    ON PUFFINS AND THEIR OPTIMIZATION FOR DUAL LOCOMOTION BY B. SIDELL ABSTRACT -- Puffins, one of the few wing-propelled diving birds, are specialized into a specific niche. By balancing the optimization of their bodies for locomotion between the two media of air and sea water created a unique anatomy for a bird. The evolution of Auks, which includes the puffin, shows a mixture of characteristics similar to those of the ultimate diving bird, the penguin, and the large-winged flyers, such as the…

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