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34 Cards in this Set
- Front
- Back
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What absorbs most of the water from the undigested food?
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The large intestine
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What is the process of breaking down foods into simple substances?
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Digestion
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chemical substance that helps
control chemical reactions |
enzyme
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What enzyme does saliva contain?
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ptyalin
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nutrient that helps maintain the normal functioning of the body is called?
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Mineral
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What is the physical action of breaking down food into smaller parts?
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Mechanical Digestion
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organ that produces pancreatic
juice and insulin |
pancreas
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digestive organ in which most digestion takes place
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small intestine
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nutrient that is used to build and repair body parts; made of amino acids is called?
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Protein
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nutrient that helps regulate growth and normal body functioning is called?
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Vitamin
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Name the enzyme produced by the stomach that digests proteins.
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Pepsin
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What is the digestion of foods by enzymes, such as ptyalin called?
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Chemical Digestion
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tube that carries food to the stomach is called what?
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The esophagus
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The changing of food into simple substances by the action of enzymes is called what?
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chemical digestion
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organ that produces bile
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liver
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building block of protein
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amino acid
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What does a regular exercise
program do? |
A regular exercise program will strengthen the heart, help develop better posture, firm up muscles, build a stronger body & help endurance.
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Solid wastes are eliminated from the body through an opening at the end of the rectum called what?
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The anus
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organ in the digestive system
in which water is absorbed and undigested food is stored. |
large intestine
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What are the six groups of nutrients?
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Proteins, carbohydrates, fats,
vitamins, minerals, and water. |
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energy rich nutrient found in foods such as vegetables and grain products is called?
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carbohydrate
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What do we call the end of the large intestine?
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The rectum.
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The enzyme Ptyalin has what function?
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Ptyalin breaks down some starches into simple sugars.
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The amount of energy needed to raise the temperature of 1 kilogram of water by 1 degree Celsius is called?
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calorie
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waves of muscular contractions that move food through the digestive system is called what?
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peristalsis
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Describe the location and function of the epiglottis.
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The epiglottis directs air down the respiratory path and food and water down the digestive path. It is located
right above the larynx. |
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What does gastric juice contain?
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Pepsin, hydrochloric acid, and thick slippery mucus
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What is the function of the villi?
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The villi helps increase the surface area of the small intestine, enabling more digested food to be absorbed faster.
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nutrient that supplies the body with energy and also helps support and cushion the vital organs in your body is called?
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Fat
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Define villus.
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Fingerlike structure that lines the small intestine through which food is absorbed
through the bloodstream. |
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When food leaves the esophagus
it enters a J-shaped organ called what? |
The stomach
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Where does the digestion of proteins begin?
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small intestine
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What do the salivary glands
release? |
Saliva
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usable portion of food
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nutrient
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