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8 Cards in this Set
- Front
- Back
Mouth |
Physical (teeth and tongue) food is TORN and BROKEN to smaller pieces Chemical (saliva) DISSOLVES starch into sugar |
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Esophagus |
Physical –the muscles PUSH (peristalsis) the bolus into the stomach |
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Stomach |
Physical – the muscles MIX and CONTRACT the bolus. Chemical - Stomach acids break down (DISSOLVE) the food molecules and form a new substance. (chyme) |
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Small Intestine |
Chemical- the accessory organs SECRETE ENZYMES that further CHANGE/BREAK DOWN the chyme. Physical – the nutrients are ABSORBED thru the villi into the blood |
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Large Intenstine |
Physical – the water is being ABSORBED from the waste as it MOVES downward. |
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Rectum |
Physical – the waste is STORED here until ready to be removed. |
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Anus |
Physical – this muscle OPENS/CLOSES to EXPEL waste. |
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Mouth, Stomach, and Small Intestine |
What 3 organs have both Physical/Chemical Changes? |
