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NTR exam 3
| Question | Answer |
|---|---|
| Energy balance compares- | calories consumed to calories burned (energy expenditure) |
| What contributes the most to total daily energy expenditure? | Basal Metabolic Rate (BMR) |
| What are the components of total energy expenditure? | Basal metabolic rate, physical activity, thermic effect of food |
| Basal metabolic rate (BMR)- | energy used at rest for vital body functions |
| Thermic effect of food (TEF)- | energy used to digest, absorb, and metabolize food |
| Physical activity energy expenditure- | energy used during movement and exercise |
| Which condition is NOT associated with obesity? | Iron-deficiency anemia |
| List health problems associated with obesity | Type 2 diabetes, cardiovascular disease, osteoarthritis |
| BMI- | measure of body weight relative to height |
| BMI advantage- | easy, quick, inexpensive |
| BMI disadvantage- | does not measure body fat directly |
| Subcutaneous fat- | fat stored under the skin |
| Visceral fat- | fat surrounding internal organs and increases disease risk |
| Waist circumference- | measure of abdominal fat and disease risk |
| Skinfold calipers- | method to measure subcutaneous body fat |
| Intermittent fasting types- | alternate day fasting, modified fasting, time-restricted fasting |
| Intermittent fasting long-term effects- | unknown |
| Intermittent fasting negative effects- | hunger, decreased concentration, nutrient deficiencies, overeating after fasting |
| Who should NOT do intermittent fasting? | people with diabetes, pregnant or breastfeeding women, history of eating disorders |
| Detox diets- | liquid diets, fasting, or removing specific foods |
| Do detox diets have strong evidence? | No |
| Detox diet risks- | low energy, overeating after |
| How does the body detoxify naturally- | urine, feces, sweat, respiration |
| Organs involved in detoxification- | liver, kidneys, lungs, skin |
| Calories needed to lose 1 lb- | 3500 kcal deficit |
| Daily deficit for 1 lb/week weight loss- | 500 kcal per day |
| Healthy rate of weight loss- | 0.5 to 2 pounds per week |
| Minimum calories recommended per day- | 1200 kcal |
| Characteristics of successful weight loss- | realistic goals, gradual loss, adequate calories, measurable goals |
| Characteristics of successful diets- | smaller portions, low energy density foods, fruits, vegetables, whole grains, lean proteins, variety, food records, behavior modification |
| Recommended exercise for weight loss- | 60–90 minutes per day |
| Daily step recommendation- | 10,000 steps |
| National Weight Loss Registry definition- | loss of >30 pounds maintained for >1 year |
| Common habits of successful weight loss maintainers- | eat breakfast, exercise daily, weigh weekly, limit TV, keep food logs, eat out less |
| Chain-breaking- | breaking link between behaviors like eating while watching TV |
| Stimulus control- | changing environment to reduce triggers for eating |
| Cognitive restructuring- | changing thoughts about eating and weight |
| Contingency management- | planning responses to situations involving food |
| Self-monitoring- | tracking food intake and behaviors |
| Intuitive eating- | non-dieting approach focusing on body cues |
| Interoceptive awareness- | ability to sense hunger and fullness |
| Intuitive eating principle- | all foods allowed, no restriction |
| Effects of dieting- | body dissatisfaction, eating disorders, weight gain after stopping |
| Criteria for weight loss medications- | BMI >30 or >27 with health risks |
| Xenical mechanism- | blocks fat digestion so fat is excreted |
| Xenical side effects- | GI pain, oily stools, loss of fat-soluble vitamins |
| Qsymia composition- | phentermine and topiramate |
| Qsymia side effects- | increased heart rate, birth defects |
| Qsymia warning- | not safe during pregnancy |
| Types of bariatric surgery- | gastric band, gastric bypass, sleeve gastrectomy |
| Criteria for bariatric surgery- | BMI >40 or >35 with health conditions and failed weight loss attempts |
| Benefits of bariatric surgery- | weight loss, decreased blood pressure, cholesterol, and glucose |
| Risks of bariatric surgery- | infection, nutrient deficiencies, weight regain |
| Who is responsible for supplement safety? | manufacturer |
| Does the FDA test supplements before market? | No |
| When can FDA remove a supplement? | after it is proven unsafe |
| Supplement Facts panel includes- | ingredients, amount per serving, serving size, added ingredients |
| Types of dietary supplements- | vitamins, minerals, herbs, amino acids |
| Do supplements prevent chronic disease? | No strong evidence |
| Risk of megadoses of supplements- | can be harmful |
| USP label- | verifies supplement quality, purity, and strength |
| Who may need supplements- | infants, pregnant women, elderly, vegans, restrictive diets, low sunlight exposure |
| Energy drinks contain- | caffeine, sugar, taurine, B vitamins, herbal sources |
| Guarana- | plant source of caffeine |
| Do B vitamins provide energy? | No, they help metabolism only |
| Niacin high intake effect- | toxic effects |
| Safe caffeine intake adults- | less than 400 mg per day |
| Safe caffeine intake adolescents- | less than 100 mg per day |
| Effects of too much caffeine- | anxiety, insomnia, tachycardia, vomiting, seizures, stroke, death |
| Who is at higher risk from caffeine- | children with disease, seizure history, certain medications |
| Ways to increase energy- | eat regular meals, hydrate, sleep, exercise |
| Local foods benefits- | fresher, support farmers, less transportation, environmentally friendly |
| School gardening programs benefits- | hands-on learning, nutrition education, exposure to fruits and vegetables |
| Community Supported Agriculture (CSA)- | buy shares for weekly produce |
| Meat production environmental impact- | produces greenhouse gases, uses more land and water, causes environmental damage |
| Sustainable eating practices- | plant-based diet, buy local, reduce packaging, compost, reduce bottled drinks |
| Benefits of reducing food waste- | saves money, reduces methane, conserves resources |
| Ways to reduce food waste- | plan meals, make shopping lists, freeze food, eat leftovers |
| Where to buy sustainable foods- | farmers markets, CSA, co-ops, grocery stores with local products |
| Food insecurity- | lack of consistent access to food |
| Monoculture- | growing one crop repeatedly |
| Organic farming focus on- | natural practices |
| Growth hormones and antibiotics in animals used in - | livestock production |