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Digestive system

chapter 15

QuestionAnswer
what are the 6 nutrients needed by the body carbohydrates, fats, proteins, vitamins, minerals, water
what are complete proteins foods that contain all the essential amino acids
what are incomplete proteins foods that are missing one or more essential amino acids
what are the roles of fats They provide energy, form parts of the cell membrane, and protects internal organs
which nutrients are made up of amino acids proteins
which carbohydrates help your digestive system function even though you cannot digest them fibers
which nutrients are not made of living things minerals
how much water should the human body have daily two liters
how much of the human body's weight is made up of water 65%
which nutrients is needed for all body processes to take place water
what is perspiration chemically dissolved water
where does your body get its energy from food
what are calories small units in which the amount of energy released from the body is measured
the number of______that you need depends on your size,age, and level of activity calories
how many calories are used daily based on the standard Percent Daily Value 2000
a calorie is a unit used to measure_______ the amount of energy released from the body
the Food Guide Pyramid indicates how many servings from each food group should be eaten_______ daily
according to the food guide what foods should be eaten least and be limited fats, oils, and sweets
food label list ingredients according to their weight/amount
what is digestion the process in which food is broken down into nutrient molecules
list three functions of the digestive system breaks down food into molecules, molecules are absorbed into the bloodstream, wastes are eliminated from the body.
what substance in your mouth contains enzymes that begin chemical digestion saliva
what are the two acids in the stomach pepsin and hydrochloric acid
what protects the stomach from acid burning through it mucas
what structure enables the small intestine to absorb nutrients villi
what is peristalsis involuntary waves of muscle contraction
where does most chemical digestion happen the small intestine
what organ produces bile the liver
whats the epiglottis a flap of tissue that prevents food from going into the lungs
whats the role of the large intestine it absorbs water into the bloodstream
what does the esophagus do it connects the mouth to the stomach
Created by: noaholguin