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PE 100 Quiz 2
Chapters 5 and 6
28
Other
Undergraduate 1
05/04/2011

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Term
Nutrition
Definition
The science that studies the relationship in foods to optimal health and performance.
Term
Nutrients
Definition
Substances found in food that provide energy, regulate metabolism, and help with growth and repair of body tissues.
Term
Essential Nutrients
Definition
Carbs, fats, proteins, vitamins, minerals, and water-the nutrients the human body requires for survival.
Term
Calorie
Definition
The amount of heat necessary to raise the temp of 1 gram of water 1 degree centigrade; used to measure the energy value of food and the cost of physical activity.
Term
Carbs
Definition
Compounds composed of carbon, hydrogen, and oxygen that the body uses as its major source of energy.
Term
Fiber
Definition
Plant material that human digestive enzymes cannot digest.
Term
Fats (Lipids)
Definition
A class of nutrients that the body uses as a source of energy.
Term
Proteins
Definition
A class of nutrients that the body uses to build and repair body tissues.
Term
Amino Acids
Definition
The basic building blocks of proteins.
Term
Vitamins
Definition
Organic substances essential for normal bodily metabolism, growth, and development.
Term
Antioxidants
Definition
Compounds that prevent oxygen from combining with other substances it might damage.
Term
Minerals
Definition
Inorganic elements needed by the body.
Term
Recommended Dietary Allowance (RDA)
Definition
The daily amount of a nutrient considered adequate to meet the known nutrient needs of almost 98% of all healthy people in the US.
Term
Tolerable Upper Intake Level (UL)
Definition
The highest level of nutrient intake that appears to be safe for most healthy people without an increased risk for adverse effects.
Term
Phytonutrients
Definition
Compounds found in vegetables and fruits with cancer-fighting properties.
Term
Vegetarians
Definition
Individuals whose diet is of vegetable or plant origin.
Term
Supplements
Definition
Tablets, pills, capsules, liquids, or powders that contain vitamins, minerals, amino acids, herbs, or fiber that are taken to increase the intake of these substances.
Term
Anorexia Nervosa
Definition
An eating disorder characterized by self-imposed starvation to lose and then maintain a very low body weight.
Term
Bulimia Nervosa
Definition
An eating disorder characterized by a pattern of binge eating and purging.
Term
Binge Eating
Definition
An eating disorder characterized by uncontrollable episodes of eating excessive amounts of food within a relatively short time.
Term
Overweight
Definition
Excess body weight when compared with a given standard such as height or recommended percent body fat.
Term
Obesity
Definition
A chronic disease characterized by an excessively high amount of body fat.
Term
Tolerable Weight
Definition
A realistic body weight that is close to the health fitness percent body fat standard.
Term
Energy-Balancing Equation
Definition
A body weight formula stating that when caloric intake equals caloric output, weight remains unchanged.
Term
Setpoint
Definition
Body weight and body fat percentage unique to each person that are regulated by genetic and environmental factors.
Term
Basal Metabolic Rate (BMR)
Definition
Lowest level of caloric intake necessary to sustain life.
Term
Lean Body Mass
Definition
Nonfat component of the human body.
Term
Estimated Energy Requirement (EER)
Definition
The average dietary energy (caloric) intake that is predicted to maintain energy balance in a healthy adult of defined age, gender, weight, height, and level of physical activity, consistent with good health.
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