Digestive System Test
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| When food is_______ and broken down into_____ ______ | Mashed, Smaller Pieces
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| When ____ produced by ____ breaks ____ into _______ and ______. | Saliva, Glands, Carbohydrates, Simple Sugars, Nutrients
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| What Kind(s) of digestion were at work when the cracker was in your mouth and you were NOT chewing? | Chemical
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| What Kind(s) of digestion were at work when the cracker was in your mouth and you WERE chewing? | Mechanical and Chemical
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| The fluid in your ____ by _______ Two Main Functions: 1.____________ 2.________ | Mouth, Salivary Glands
Break down carbohydrates
Soften your food
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| Digestive System | A series of tube like organs called the digestive tract.
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| Digestive Tract | Food passes through
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| Organs | Mouth, Pharynx, Esophagus, Stomach, Small Intestine, Large Intestine, Rectum, Anus
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| Mechanical Digestion | the breaking, mashing, and grinding of the food
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| Chemical Digestion | large molecules are broken down into nutrients
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| Teeth | Help the Mechanical digestion breaking down into smaller pieces
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| Enamel | The hardest material in the body
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| Molars | grinding the food
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| Premolars | mashing the food
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| Incisors, Canines | Shredding the food
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| Saliva | Contains the enzymes that start chemical digestion
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| Esophagus | Squeezes the food with rhythmic muscle contractions
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| Stomach | Digestive organ attached to the esophagus
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| Digestion | stomach squeezes food with muscle contractions
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| Enzymes | break down food into nutrients
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| Chyme | Partial Digested food in the stomach
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| Pancreas | makes fluids that protect the small intestine from the stomach acid
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| Small Intestine | Absorbs nutrients into the bloodstream through villi
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| Liver helps with digestion by: 1. 2. 3. | makes bile to break up fat
stores nutrients
breaks down toxins
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| gallbladder | stores bile made from the liver
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| large intestine | absorbs excess water and turns the rest on chyme into human waste and then it is released out of the body
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| Where does mechanical digestion take place? | Mouth and Stomach
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| Where does chemical digestion take place? | Mouth and Intestines
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| Peristalsis | Rhythmic muscle contractions that forces the food into the stomach
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| What occurs in the stomach? | Mechanical and Chemical digestion; Acid= chemical
Muscle contractions= mechanical
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| Could chemical digestion take place if mechanical digestion did not occur first? | No! Chemical digestion relies on the mechanical digestion to break food down into smaller pieces.
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| After nutrients are broken down, where do they go? | villi, finger like projections lets the nutrients pass into the bloodstream.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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