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31 terms

Nutrition

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Nutrition
The process of using food and its substances to help your body have energy, grow, develop, and work properly.
Nutrients
The substances in food that your body needs to build new tissue, repair damaged cells, and produce energy.
What do nutrient needs depend on?
A person's age, gender, general health, and level of activity.
Calories
Units of heat that measure the energy used by the body and the energy that foods supply to the body.
Appetite
The physiological desire for food.
Hunger
Th physical need for food.
Nutrient Deficiency
Having a shortage of any nutrient.
What are some energy providing nutrients?
Carbohydrates, proteins, and fats.
Fiber
The parts of furits, vegetables, grains, and beans that your body cannot digest.
Carbohydrates
Provide energy for the body. Two types.
Simple Carbohydrates
Sugers that provide a short burst of energy.
Complex Carbohydrates
Starches that provide a long burst of energy.
Proteins
Build, repair, and maintain cells and tissues. Two types.
Complete Proteins
Foods that contain all nine of the essential amino acids repsonsible for building proteins.
Incomplete Proteins
Foods that lack some of the essential amino acids responsible for building proteins.
Fats
Promotes healthy skin and normal cell growth. Two types.
Saturated Fats
Fats that are solid at room temperature.
Unsaturated Fats
Fats that are liquid at room temperature.
Vitamins
Substances that help your body fight infections. Two types.
Fat-Soluble Vitamins
Vitamins that dissolve in fat and can be stored in one's body fat until they are needed.
Water-Soluble Vitamins
Vitamins that dissolve in water and cannot be stored so you need to consume them.
Minerals
Elements that help form healthy bones and teeth as well as regulate certain body processes.
What is the most important nutrient?
Water.
What percent of your body weight is water?
60 percent.
Body Image
The way you see yourself.
Overweight
More than the appropriate weight for gender, height, age, growth pattern, and body frame.
Underweight
Less than the appropriate weight for gender, height, age, growth pattern, and body frame.
Eating Disorders
Extreme and damaging eating behaviors that can lead to sickess and even death.
Binge Eating
Compulsive Overeating.
Anorexia
Self starvation leading to extreme weight loss.
Bulimia
Person eats a large amount of food and then tries to purge or vomit.