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Nutrition Ch.9
| Question | Answer |
|---|---|
| National Weight Control Registry tracks people who have lost +30 lbs and have kept it off for at least 6 years. Common behaviors include, engaging in regular physical activity, limiting screen time to less than 10 hours per week, and monitoring body weigh | |
| When someone loses weight, the body _____ its metabolism to ensure too much weight is not lost. This mechanism is associated with set point theory. | slows |
| An estimated ___% of adults in the U.S. are overweight or obese. | 70 |
| Most people want quick weight loss, which is not healthful for the body. Research shows that a more reasonable and healthful weight loss is about __ lbs per week. | .5 |
| ________ is a hormone released when your body needs fuel | Ghrelin |
| Ghrelin is hormone that promotes a positive energy balance and is secreted by ________ _______ | gastric cells |
| True or False: Surprisingly, it only takes a 5% weight loss for health and quality of life improvements | True |
| True or False: When weight loss diets supply less than 1,200-1,500 calories per day for women, and 1,500-1,800 for men – it can be difficult to intake all the necessary nutrients, | True |
| The __________ is the gland that leptin acts upon to promote a negative energy balance. ________ informs your body that is has enough fuel and is satisfied. | hypothalamus; leptin |
| Ultra-processed foods are calorie ______ and people who primarily consume them intake about 500 more kcalories per day than people who mostly eat unprocessed foods. | dense |
| Consuming mostly plant-based, vegetarian foods tends to improve ____________ and may help with weight management. | inflammation |
| When a person eats more slowly and savors eat bite, the ________ centers of the brain are activated | pleasure |
| Spot reducing is when people try and lose weight in “problem areas” of the body. However, the body cannot spot reduce, fat is typically lost around the ______ first and then more subcutaneously. | organs |
| The likelihood that a person will develop obesity ________ significantly when a friend, sibling, or spouse develops obesity. | increases |
| The percentage of underweight U.S. adults is no more than __%. | 2 |
| An effective Japanese-based weight management system is called hara-hachi bu, where a person eats until they are __% full. This can be an effective “mindful” approach to managing body weight. | 80 |
| Our bodies have internal controls that can assist with weight management, this is part of the ______ _________ | set-point theory |
| To help control weight and support good health, current recommendations advise weekly moderate-intensity aerobic activity of _________ minutes. | 150-300 |
| Sporadic restrictive dieting cause body weight to cycle up and down, which is termed _______ _______ | yo-yo dieting |
| If you don’t get enough sleep you are much more likely to overeat because leptin levels ______ and ghrelin levels __________ | decrease; increase |
| Some genetic disorders, like Prader-Willi often result in ______ | obesity |
| There are two main types of body fat, and ______ fat helps infants generate heat when their body is cold. | brown |
| When you eat more slowly and savor each bite, your body creates hormones that signal _________ | setiety |
| A protein and hormone called leptin is produced by fat cells, and is directed by the __ _____ decreases appetite and increases _______ _______ | ob gene; energy expenditure |
| When your body is hungry it produces a protein-based hormone called ghrelin that stimulates _________ | appetite |
| People’s bodies tend to maintain a certain weight and homeostasis. Each person has their own set point - internal controls, particularly from the_____________ that help keep that person within a certain weight range. | hypothalamus |
| The body needs to remove ____________ from the blood for storage in fat and muscle cells, it does this by using an enzyme called __________ _________. | triglycerides; lipoprotein lipase |