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Lecture 9

Anthropology 2AN3 lecture 9.docx

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McMaster University
Mosey Nicholas J

Anthropology 2AN3 lecture 9 March 10 2014MalnutritionUndernutritionGlobal Hunger Facts925 million people do not have enough food to eat98 of the worlds hungry live in developing countriesAsia and the Pacific region is home to over half the worlds pop And nearly two thirds of the worlds hunger65 of the worlds hungry live in only 7 countries India china The Democratic republic of the Congo Bangladesh Indonesia Pakistan and EthiopiaWomen account for60 of the worlds hungryChild hungero109 million5 die in developing countries each yearMalnutrition and hungerrelated diseases cause 0 of the deathsoOne out of 4 children146 million in developing countries are under weightLack of vitaminA kills a million infants a yearIron deficiency is the most prevalent form of malnutrition world wide affecting2 billion peopleMalnutritionBroadly definedoAny kind of poor nutrition including tooo much food too little food or an improper balance of nutrientsHuman nutrition depends onoFood intakeoEnergy expenditureoState of healthTotal energy and Calorie DeficiencyNegative Energy BalanceoA persons dietary energy consumption is less than his or her energy expenditureoIntakeoutputMeasuring Under nutritionComparing the weights and heights or lengths of children of a specific afe and sex with heights in a reference population of observed healthy children of the same age and sexEntails calculating the zzones oThe difference between a childs weight or height and the median value at that age and height in the reference population divided by the standard deviation of the reference populationA child whose heightforage is less than 2 SD is considered stunted because the chances of the childs height being normal are 3A child whose weightforage is less than 2 SD is considered underweight and one whose weightforheight is less than 2 SD is deemed wastedMeasuring Under nutrition in Modern PopulationsSevere or acute wasting low weight for heightoResults from inadequate nutrition over a shorter periodChronic stuntingmay be appropriate weight for age but low heightforageoResults from chronic under nutrition which retards linear growthUnderweight Encompasses both wasting and stuntingSmall but Healthy Hypothesis First coined by the economist David Seckler 1980
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