Flashcard Set Preview
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| 1 |
What is the objective of digestion?
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To get a nutrient into its simplest unit so it can be absorbed
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Simplest Units:1. Carbs -2. Fat3. Protein
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1. Glucose2. Fatty Acid Chain3. Amino Acid
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Calories come from
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absorption
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Digestion
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Food is converted into smallest unit
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Absorption
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Simplest unit is absorbed
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Where does digestion start?
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In the mouth
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| 7 |
Mastication in Mouth
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Mechanical Digestion
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| 8 |
Salivary Amylase in Mouth
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Chemical Digestion
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| 9 |
Esophagus
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A hollow tube that carries food to the stomach
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Stomach
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Secretes HCI for chemical digestion
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Small Intestine
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- Chemical digestion and absorption- Brush borders increase surface area- Enzymes released...
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Large intestine
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Absorption of water, packaging of undigested foods for excretion.
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Rectum
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We know what this does
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| 14 |
mess up
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l
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| 15 |
Saliva
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Lubricates food to make passage through stomach easier
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