Systems The Digestive

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What is the digestive system?

Digestion is the process of changing food into a form that the body can absorb and use as energy or as the raw materials to repair and build new tissue.

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Types of digestion

Mechanical digestion: begins in your mouth as your teeth tear and grind food into small bits and pieces.

Chemical digestion: The body then burns these nutrients for energy or uses them to build new tissues and body parts.

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The function of the teeth in digestion.

The teeth is use for tearing and grinding food into smaller bits and pieces.

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The function of the tongue in digestion.

The tongue lifts to push the whole ball of bolus, back toward the pharynx, the opening from your mouth to your esophagus

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The function of the eosaphagus in digestion.

The oesaphague carry food, liquids, and saliva from the mouth to the stomach. 

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The function of the stomach in digestion.

The stomach secretes acid and enzymes that digest food.

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The function of the small intestine in digestion.

The small intestine absorb nutrients and minerals from food.

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The function of the large intestine in digestion.

The large intestine  removes water and any remaining absorbable nutrients from the food .

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The function of the anus in digestion.

The rectum is responsible for releasing feaces from the body.

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Liver and gall bladder

The liver secretes bile juice while the gall bladder hold bile juice produce by the liver.

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Picture of the digestive system

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The digestive process

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Ingestion of food Secretion of fluids and digestive enzymes

Mixing and movement of food and wastes through the body Digestion of food into smaller pieces Absorption of nutrients Excretion of wastes

Identify the digestive system.

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Congratulation

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Identify the organ that is not a member of the digestive system.

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Stages of digestion

Teet

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stom

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smal

l int

estin

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complex foodmechanicalchemical

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I am sorry

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Reference page

http://www.enchantedlearning.com/subjects/anatomy/digestive/

http://www.innerbody.com/image/digeov.html