Nutrition 7

24 July 2022
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Basal metabolism is the energy expended
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when resting, but awake, and in a fasting state
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Which of the following is true about basal metabolism?
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it represents about 60-75% of total calories used by a sedentary person during each day
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Which of the following is not associated with an increase in basal metabolism?
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a low calorie intake
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All of the following contribute to total energy expenditure except
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energy content of food
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Physical activity
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includes daily activities as seemingly insignificant as fidgeting
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The thermic effect of food
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represents the calorie needed to digest, absorb, and process ingested food
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All of the following are true about energy expenditure except
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physical activity accounts for 45-55% of total energy expenditure
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The calorie cost of the thermic effect of food is __ of energy consumed
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5-10%
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The expenditure of energy to produce heat in response to a cold environment and as a result of overfeeding is called ___
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adaptive thermogenesis
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Bill consumes 2,500 kilocalories per day. What would be his energy expenditure, in kilocalories, from the thermic effect of food
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125 to 250
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Thermogenesis refers to all of the following except
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the energy you require during sleep at night
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The method for determining energy expenditure that involves the measurement of heat given off by the body during a select period of time in an insulated chamber is
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direct calorimetry
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The method for determining energy in which the amount of oxygen a person uses is measured is called
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indirect calorimetry
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Bob is a 34-year old male who weighs 150 pounds and is a long distance cycler. He is engaged in vigorous activity. Based on the MyPlate Calorie Guidelines, Bob needs approximately __ kcal/day
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3000
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The MyPlate calorie guideline for a 19 to 30 year old active woman is
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2400
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When attempting to use body fat content to define obesity, body fat above __ for women warrants an obesity diagnosis
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37%
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Body weight in kilograms divided by height squared in meters yields
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the body mass index
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For a woman who is 1.63 meters tall and weighs 72 kilograms, the body mass index would be
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27
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How would you interpret the body mass index for a woman who is 1.63 meters tall and weighs 72 kilograms
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she slightly exceeds the value at which health risks begin
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Men with body fat levels greater than __ have increased health risks
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24%
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Android obesity is associated with a higher incidence of all the following except
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lung cancer
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Which of the following is not true about android obesity
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a low waist to hip ratio is indicative of it
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Which of the following is true about Margaret's situation
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when she ends the diet she regains additional body fat
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Which of the following is not a major goal for weight control programs
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5-pound weight loss per week
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According to revised weight-loss prediction equations, a deficit of 10 kilocalories per day leads to an average weight loss of __ over a 3-year period
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1 pound
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The 3500 kilocalorie rule, which assumes a negative energy balance of 500 kcal per day will lead to 1 pound of weight loss per week, tends to
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overestimate the rate of weight loss
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A weight-loss program should have all of the following characteristics except
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the plan should have a weight loss goal of 3 to 5 pounds per week
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Which of the following is an important aspect of behavior modification used for weight control
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recording eating behavior to identify situations that contribute to overeating
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Altering the environment to minimize the stimuli for eating is called
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stimulus control
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An example of cognitive restructuring for weight control is
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replacing eating reactions to stress with helpful relaxing alternatives
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__ obesity is a pattern of body fat distribution that is associated with an increased incidence of cardiovascular disease, diabetes mellitus, and hypertension
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Android
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The best formal weight loss program for the average dieter is
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weight watchers
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The best way to treat an underweight person is to advise him or her to
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eat calorie-dense foods higher in vegetable fat like nuts and seeds
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Which of the following is true about fat
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it is a concentrated source of calories
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The body's set point has been suggested to be
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a weight to which the body closely regulates
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Which of the following is true about use of diet pills for weight reduction
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diet pills do not lead to long-term changes in weight and tend to have side effects
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When individuals lose weight quickly, most of the weight lost is from
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water, glycogen, and muscle tissue
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Moderate calorie restriction leads to
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losses of both fat and lean tissue
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Changing one's frame of mind related to weight control and nutrition is called
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cognitive restructuring
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Two nationally recognized self-help groups that teach people to modify problem behaviors as they lose weight are
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weight watchers and take off pounds sensibly
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John weighs 80 kilograms and is 1.6 meters tall. His body mass index is __ kg/m2
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31
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A group of medications that induce stimulation of the central nervous system are __
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amphetamines
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Xenical is a weight-loss drug that works in the digestive system
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to block digestion of about one-third of the fat in the food we eat
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All of the following statements about many popular diets are true except
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they help people make permanent changes in eating habits
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Orlistat (Xenical) is a medication approved by the FDA for weight loss that reduces fat
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digestion by inhibiting lipase enzyme action in the small intestine
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A very low calorie diet (VLCD) also known as protein-sparing modified fast (PSMF) allows a person __ kcal per day often in liquid form
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400 to 800
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The principles of __ include being aware of the entire eating experience from food preparation to consumption, including recognizing and respecting the physical hunger and satiety cues, and being wise in eating decisions
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mindful eating
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Which of the following statements accurately describes the physical activity required to lose excess body weight and maintain weight loss
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weight loss and weight maintenance will likely require more than 150 minutes of moderate-intensity aerobic activity per week
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A __ is usually more accurate at estimating the number of calories you burn during a workout than are calorie estimators on cardio machines
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heart rate monitor
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When considering physical activity for weight control, keep in mind that aerobic activity including brisk walking, jogging, or cycling, burns more __ than resistance activity
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fat
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Cognitive restructuring
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changing one's frame of mind regarding eating
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Very low calorie diet
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also known as protein sparing modified fast, calories generally are consumed in liquid form
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Upper body obesity
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also called android obesity, associated with a high risk of heart disease, hypertension, and diabetes
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Self monitoring
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tracking foods eaten and conditions affecting eating
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Basal metabolism
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minimal energy the body requires to support itself when resting and awake
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Obesity
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a condition characterized by a body mass index of 30 or more
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Thrifty metabolism
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metabolism that characteristically conserves more energy than normal so that it increases the risk of weight gain and obesity
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Lean body mass
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body weight minus fat storage weight
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Indirect calorimetry
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a method of measuring a body's energy use by measuring its oxygen uptake and then using formulas to convert that gas exchange into energy use
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Underweight
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a condition characterized by a body mass index below 18.5
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Chain-breaking
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breaking the link between two or more behaviors that encourage overeating, such as snacking while watching television
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Direct calorimetry
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a method of determining a body's energy use by measuring heat that emanates from the body
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Stimulus control
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altering the environment to minimize the stimuli for eating- for example, removing foods from sight
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Lower-body obesity
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gynoid obesity, estrogen and progesterone encourage body fat storage in the buttocks and thighs
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In equilibrium
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1,500 in, 1,500 out
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Negative energy balance
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2,200 in, 2,750 out
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Positive energy balance
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2,400 in, 1,800 out
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Decreased basal metabolism
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having more fat being female vs male height and weight
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Increased basal metabolism
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pregnancy cigarettes
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Currently, nearly __ percent of American adults are overweight
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70
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Of this number, about __ percent are obese
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50
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Obesity is classified as having a BMI of __ or more
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30
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Gaining more than __ pounds signals a need to reevaluate diet and lifestyle choices
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10
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In addition to calorie reduction, physical activity is an important component of a weight loss program as it can promote energy expenditure above basal metabolism needs by __ to 35 percent
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15
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Lawrence is 54 years old, and he notices that now he cannot eat as much as he did when he was in his thirties without gaining weight. Why is this
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for every decade pas the age of 30, the body's basal metabolism declines by 1% to 2% due to the steady decrease of lean body mass
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If Lawrence is 54 years old, weighs 198 pounds, is 5'7 tall and has a sedentary activity level, what is his estimated energy requirment
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2,500 kilocalories per day
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Although body mass index is at times useful for determining heathly weight, it is not a perfect measurement because it fails to account for
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activity level
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Sleep apnea
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excess weight in the upper body places pressure on the lungs and pharynx
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Heart disease
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excess weight and enlarged adipose cells cause increases in LDL cholesterol, triglycerides, blood clotting, and inflammatory factors
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Gallstone formation
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high fat and high cholesterol diet increase the cholesterol content of bile
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Liver damage
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high fat diet and weight gain lead to excessive fat accumulation in the liver
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Erectile dysfunction in men
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excess weight causes inflammation and reduced function of blood vessel cells
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Android obesity
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post menopausal women are more liekly than pre-meno women to experience this type of body fat distribution associated with cardiovascular disease, hypertension, and type 2 distribution high blood testosterone levels can cause this type of body fat apple shape
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Gynoid obesity
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pear shape menstruating women with normal levels of estrogen and progesterone
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Using the percent body fat formula, determine what his percent body fat is
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31%
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If Lawrence wants to obtain the MOST accurate percent body fat measurement, which method should he use
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DEXA
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Why is upper body or android obesity more dangerous than lower body or gynoid obesity
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fat from abdominal fat cells goes directly to the liver; this disrupts the liver's ability to use insulin and increased hepatic production of lipoproteins
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Less fat storage
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male vs female more or less physical activity meals eaten vs meals eaten at restaurant
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More fat storage
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adults vs kids high ratio of fat to lean muscle tissue living in certain communities
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Chain breaking
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Bill
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Stimulus control
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Brenda
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Cognitive restructuring
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Tina
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Contingency management
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Louis
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Self-monitoring
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Wendy
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Alters fat digestion
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Xenical
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Reduces appetite
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Fastin Belviq Qsymia Contrave
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Candidates for this type of procedure must meet which criteria
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all of the above are patient selection criteria for surgical weight loss