Wednesday, January 29, 2020

Eating Disorders in Children and Adolescents Essay Example for Free

Eating Disorders in Children and Adolescents Essay Childhood obesity has become a recurring theme in the news today. A variety of issues has been discussed regarding the cause of this popular issue. Emphasis is placed on parents, culture, school meals, and a number of other factors leading to obesity. Children and adolescents are not blind to the attention placed on obesity among them and their peers. If the thin bodies of magazines, TV and media weren’t enough, children now have to face the harsh realities of statistics that are constantly broadcasted in the news. This being the case, many children and adolescents have developed unhealthy means to either get thin or stay thin. Many struggle with eating disorders. Eating disorders involve a variety of descriptions of unhealthy patterns of eating. All of them involve some abnormal pattern of eating, including not eating. No matter the type or term given the disorder, they represent a serious situation and are a mental health concern. Two of the more well-known types of eating disorders are anorexia nervosa and bulimia. Both are common among youth. Anorexia Nervosa Description Sometimes just being ‘normal’ in size is not what an individual sees as normal in himself. Anorexia nervosa is an eating disorder in which being thin is not the only issue. It is characterized by starving oneself. Signs include a body weight of less than eighty-five percent the normal body weight for that specific height and age; 3 consecutive absences of a menstrual cycle; and an abnormally strong fear of gaining weight (e.g., â€Å"Eating Dis.† n.d., para. 12). A more common outward sign of anorexia is the intense fear of gaining weight. The youth may repeatedly express verbally his desire to be thin, his belief that he is fat or overweight, and a generally twisted view of own size or weight. All of this is typically coupled with an already thin body size. Use of laxatives in addition to severely limiting food intake is commonly seen. Anorexia Nervosa Cause The cause of anorexia is not one specific factor. It is widely agreed that many issues combine to lead to its development. These include social, cultural, psychological, and biological concerns. The role of neurotransmitters in anorexia is researched today. Serotonin is a neurotransmitter â€Å"known to affect appetite control, sexual and social behavior, stress responses, and mood† and â€Å"modulates feeding by producing the sensation of fullness or satiety† (Rome, 2003, p.100). A decrease in this neurotransmitter can be indicative of anorexia. There are also some indications of genetic factors involved in causing anorexia. Having a family member who suffers or has suffered from anorexia can predispose a child to development. â€Å"There are now multiple case-control studies designed to investigate the familiality of eating disorders, which demonstrate a higher rate of Anorexia nervosa in relatives of probands with anorexia nervosa† (Rome, 2003, p 101). Bulimia Description Another eating disorder common among children and adolescents is bulimia. Bulimia can actually be a subtype of anorexia. It is characterized by bingeing on food then purging the food via induced vomiting. The bingeing is considered uncontrolled and the person typically ingests much larger than normal amounts of food, sometimes secretively. Then, within an hour or two of eating, the person purges the food. This is usually done by self-induced vomiting; however, the vomiting is typically seen with misuse of laxatives, urine-producing medications, and enemas. All of these enable the individual to purge herself of the recently ingested large quantities of food. These binges occur â€Å"at least twice a week for three months or may occur as often as several times a day† (e.g., â€Å"Eating Dis.† n.d., para. 23). As a subtype of anorexia, the bulimic person is abnormally underweight. Being underweight, however, is not a prerequisite of the bulimic diagnosis. In fact, the average bulimic is of normal weight, but sees self as being overweight. Other common attitudes associated with bulimia include extreme exercise, secretive or abnormal eating habits or rituals, and irregular or absent menstrual cycles. Both bulimia and anorexia are commonly seen in individuals already suffering from anxiety and/or depression (e.g. â€Å"Eating Dis.† n.d., para. 29). Bulimia Cause As with Anorexia nervosa, a specific cause for bulimia is not known. Several factors, however, are thought to increase the likelihood of this disorder; many of these are similar to those of anorexia nervosa. Cultural and social influences on appearance and size, family problems, and mood disorders all have an effect on the development of bulimia. Gender plays a large role as well. The majority of youth suffering from both bulimia and anorexia nervosa, although more so with bulimia, are females (Fisher, 1995, p. 431). The same case study cited in the familial causes of anorexia nervosa indicates that having a family member who has previously been diagnosed with bulimia can also predispose an individual to the same behavior. Treatment Although Anorexia nervosa and Bulimia are two separate identifiable diagnoses, the treatments of these physical and mental disorders are similar. Physicians first analyze the individual’s specific overall health and possible contributing factors. The primary care doctor is the necessary authority to either treat or recommend for treatment. Possible physical effects such as malnutrition and dental issues are treated as needed. The mental and psychological treatment varies according to the child’s specific needs. Individual and family therapy, behavior modification, and cognitive therapy can all be used. Focus primarily tends toward the development of adequate coping skills, positive body image, and positive self-talk. Frequently, mood stabilizers are prescribed in conjunction with one-on-one therapy (Rome, 2003, p. 104). The family plays a key role in treating children and adolescents most significantly by the fact that parents and adult figures in the child’s life control and direct the routine of said child. In cases of severely physically compromised children, monitoring of vital signs, nutrition, and electrolyte balance by trained healthcare professionals may be necessary (Fischer, 1995, p. 435). Conclusion Eating disorders are spread across both adults and youth. As increasing attention is given the issue of childhood obesity—and as the media continues to push the preference for abnormally thin figures in beauty—the youth will suffer. They seek unhealthy means to be what culture, family, and society says is normal, accepted. Bulimia and anorexia nervosa are the result of these issues and remain common eating disorders among children and adolescents. These disorders, however, can be diagnosed and treated. Most important to the treatment of any disorder affecting children and adolescents is the role of parents or guardians. References Eating disorders in children and adolescents (n.d.) In Eating Disorders. Retrieved from http://www.lpch.org/diseasehealthinfo/healthlibrary/growth/eatdis.html. Ellen S. Rome, MD, Seth Ammerman, MD, et al. Children and adolescents with eating disorders: the state of the art. Pediatrics. 2003; 111: 98-108. Fisher M. Golden NH, Katzman DK, et al. Eating disorders in adolescents: a background paper. Adolescent Health. 1995; 16: 420-437.

Tuesday, January 21, 2020

The American Diet :: essays research papers fc

"You are what you eat", goes a famous saying. And if that is truly the case, then a lot of Americans would appear to be unhealthy, chemically treated, commercially raised slabs of animal flesh. And while that is not a particularly pleasant thought, it is nonetheless an description of the typical American omnivore who survives on the consumption of Big Macs and steak fajitas.But there are individuals who do not follow this American norm and have altered their diets so that they do not consume any meat. These people are vegetarians, and they are the new breed of healthy Americans who refuse to poison themselves with fats, cholesterol, and the other harmful additives that come from meat. And while once thought to be a movement that would never gain much momentum, it has nonetheless moved itself to the forefront of Americans' healthy diets.The word vegetarian, used to describe the diets of people who do not consume animal flesh, was not used until around the mid-1800s. The concept of ve getarianism, however, dates back much further. The Greek philosopher Pythagoras, considered by many to be the father of vegetarianism, encouraged a non-meat diet among his followers as a diet that was the most natural and healthful (Messina 3).A vegetarian diet excludes the consumption of meat, and can be exercised by people for a number of reasons. The largest majority of individuals chose vegetarianism for health related reasons. For example, someone with an ulcer might be prescribed a strict diet of vegetables in order to promote the healing process. Or someone with a dangerously high level of cholesterol might be advised to follow a vegetarian diet to lower his or her fat and cholesterol intake.The immorality of consuming animal flesh is another argument touted by a smaller group of vegetarians. R.G. Frey describes this moral argument for vegetarianism and the effect that meat eating might have on the character of humans:Some people have come to believe and fear that, in the suffering and killing which occurs in commercial farming, we demean ourselves, coarsen our sensitivities, dull our feelings of sympathy with our fellow creatures, and so begin the descent down the slippery slope of torture and death, to a point where it becomes easier for us to contemplate and carry out the torture and killing of human beings. (20)This moral argument for vegetarianism is also noted by John Robbins who states that "the suffering these animals undergo has become so extreme that to partake of food from these creatures is to partake unknowingly of the abject misery that has been their lives"(14).

Monday, January 13, 2020

Beer’s Law Problem Set Essay

Beer’s Law Problem Set Spring 2013 1. Calculate the absorbances corresponding to the following values of the percentage of transmitted light: (Provide your final answer with three decimal places) a. 95% b. 88% c. 71% d. 50% e. 17.5% f. 1% 2. A solution of a compound (1.0mM) was placed in a spectrophotometer cuvette of light path 1.05cm. The light transmission was 18.4% at 470nm. Determine the molar extinction coefficient. Include units in your answer. 3. The molar extinction coefficient of reduced NADH (nicotinamide adenine dinucleotide phosphophate) at 340nm is 6220 L/mole ·cm. 3ml of solution containing 0.2 micromoles of NADH were placed in a cuvette of 1.05cm light path. Calculate the percentage light transmission of this sample at 340nm. 4. 3ml of a solution containing both the oxidized and reduced form of nicotinamide adenine dinucleotide (NAD and NADH, respectively) was placed in a 1.0cm spectrophotometer cuvette. The absorbance at 340nm (at which only the reduced form is measured) was 0.207. The absorbance at 260nm (which measures both the oxidized and reduced forms together) was 0.900. The molar extinction coefficient of NADH is 6220 L/mole ·cm, and the molar extinction coefficient at 260nm is 18,000 L/mole ·cm. Calculate the molar concentrations of oxidized and reduced forms of the nucleotide in the mixed solution. 5. A mixture of ortho, meta, and para cresoles dissolved in cyclohexane may be analyzed spectrophotometrically because each exhibits an absorption in a region where absorption due to the other cresols is negligible. The absorption maxima occur at 752nm, 776nm, and 815nm for ortho, meta, and para cresols, respectively. To test the validity of Beer’s Law for solutions of cresols, each is made up in cyclohexane at a series of concentrations and the absorbances measured. Data obtained are recorded below: Ortho Meta Para Concentration (g/100ml) 0.25 0.50 1 2 Absorbance (at 752nm) 0.120 0.235 0.465 0.820 Concentration (g/100ml) 0.60 1.15 2.35 Absorbance (at 776nm) 0.115 0.220 0.460 Concentration (g/100ml) 0.50 1 2.1 3.15 Absorbance (at 815nm) 0.09 0.2 0.415 0.60 An unknown mixture of the three cresols in cyclohexane was analyzed and the percentage of light absorbed at 752, 776, and 815nm was 27.5, 50, and 41 respectively. Determine the concentration of each cresol and the percentage of the final mixture. (Calculate your answer using 3 decimal places) (Hint: if 20% of the light is absorbed by the sample, then 80% is transmitted. Percent absorbed does not equal Absorbance. Also, the table of data above should be used to generate a graph. How would this help you?) Answers: 1) a. 0.022 b. 0.056 c. 0.149 d. 0.301 2) ~700 L/mole ·cm 3) 36.7% 4) NAD= 16.7uM , NADH= 33.3uM 5) ortho 0.259g/100ml 8.697% meta 1.549g/100ml 52.014% para 1.170g/100ml 39.288% e. 0.757 f. 2.00

Sunday, January 5, 2020

Milton Friedman s Advocacy Of Free Market Capitalism

Milton Friedman’s Advocacy of Free Market Capitalism Team Members: Donaldson, Michael Karambelkar, Tanvi Kote, Anand Mantrawadi, Sushant Sawant, Preeti Shinde, Nikhil Table of Contents Executive Summary 3 Historical Information on Milton Friedman 4 Impact of Cultural Impact with US Based Companies 6 References 8 Appendix†¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦9 Executive Summary This article is about a teacher and writer turned economist Milton Friedman. He advocated free market capitalism as part of his economic theory. His positive economics methodology and simple models made it very easy for the prediction of economic happenings in the future. His libertarian philosophy and his proposals got him in to many controversies, but also much recognition. He served as a professor for over 30 years and due to his efforts in his field and enhancing the utility of each individual, he has been rewarded handsomely. Much his work looked like he was the opponent of the Keynesian function. However, they both had very similar same view with a different approach. Friedman’s view affected many US corporations and the economy of the US and his ideals resonate with the way in which the market is right now. His views were for the completely free market where there was no government, other authorities or price setting monopolies influencing the market and its growth. 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