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44 Cards in this Set
- Front
- Back
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Functions of the Digestive System
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-Ingest Food
-Digest Food -Absorption of food by cells -Eliminates undigested material from the body |
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Another name for Mouth ?
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Oral Cavity
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Mechanical Digestion occurs where and is what
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Mouth && is food is broken down into smaller pieces
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What moves the food around ?
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Tongue
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What shapes food into a ball ?
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boius
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What do Salivary Glands Produce ?
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Saliva which adds water && ezymes to food beginning chemical digestion
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What is Analyse & where is it found ?
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Ezyme which turns sugar into starch . Found in Saliva
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What is an Esophagus ?
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Tube that connects the Mouth && the Stomach
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What are the muscular contractions that moves food down the esophagus ?
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peristalsis
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What is the Epiglottis ?
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a flap of skin which covers the windpipe during swallowing to prevent choking .
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What do Salivary Glands Produce ?
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Saliva which adds water && ezymes to food beginning chemical digestion
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What is Analyse & where is it found ?
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Ezyme which turns sugar into starch . Found in Saliva
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What is an Esophagus ?
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Tube that connects the Mouth && the Stomach
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What are the muscular contractions that moves food down the esophagus ?
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peristalsis
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What is the Epiglottis ?
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a flap of skin which covers the windpipe during swallowing to prevent choking .
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What is the Stomach ?
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Layered muscular pouch-like organ
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What Gastric Juices does the stomach mixes the food with ?
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Hydrochloric acid & Pepsic : Enzyme which digest protein
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What is chyme in the stomach
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reduces food to thin liquid
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Why does the Stomach have thick mucus lining ?
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to protects it from being digested
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What is Small Intestine ?
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Muscular tube where digestion occurs
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In the small intestine liquid food passes over what ?
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many villi
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That are the Tiny Projections on the intestines used for ?
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increase surface area
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Each conatains capillaries that what ?
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absorb nutrients into blood
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What is the function of the Pancreas ?
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Enzymes that digest carbohydrates , proteins , && fats
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What is the function of the Liver ?
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produces bile which breaks down fat
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What is the function of the Gall bladder ?
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stores bile
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What is the main function of the Large intestine ?
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Reabsorb water
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What other function of the Large instestine ?
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moves indigestible food
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what does the Large intestine house ?
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bacteria that help break down material & produce some vitamins
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What is Feces ?
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Solid waste that moves to the rectum && exits through the anus
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What are the Fish digestive systems look like ?
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modified scales that act as teeth
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What does Amphibian digestive systems look like ?
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complete digestive
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What does Reptiles digestive systems look like ?:
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typically swallow food whole ; snakes can unhinge jaws
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Birds digestive system looks like ?
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no teeth; gizzard grinds up food
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What does Amphibians , Birds, && Reptiles all have ?
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Cloaca and one body opening for wastes to exit
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What is a Cloaca ?
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organ that stores solid & liquid wastes as well as gametes until they are ready to exit the body
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What is Adapted for Diet ?
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Teeth
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Canines teeth ?
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Tear Food
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Incisors teeth ?
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gnawing/cutting
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Premolars & molars teeth ?
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grinding/crushing
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Omnivores teeth ?
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variety of teeth
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Herbivores teeth ?
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have flattened teeth
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Carnivore teeth ?
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pointed teeth
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Functions of circulatory system
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-carries nutrients and oxygen to the cells
-carries carbon dioxide and wastes away from the cells -combats disease |
