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DIGESTIVE SYSTEM, in length. Its function is to absorb water, material.…
DIGESTIVE SYSTEM
stomach
The stomach is a thick-walled bag. It is the widest part of the alimentary canal. It receives food from the food pipe at one end and opens into the small intestine at the other. The inner lining of the stomach mucous, hydrochloric acid, and pepsin. The acid kills many bacteria that enter along with the food
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Hydrochloric acid
The acid kills many bacteria that enter along with the food and makes th medium in the stomach acidic and helps the digestive juices to act.
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buccal and mouth cavity
Food is taken into the body through the mouth. the process of taking the food into the mouth is called ingestion.
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Tongue
A tongue is a fleshy muscular organ attached at the back to the floor of buccal cavity. It is free at the front and can move in all directions. It mixes saliva with the food and helps in swallowing food. We also taste food with our tongue.
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oesophagus
The swallowed food passes through the food pipe or oesophagus. It runs along the neck and chest. food is pushed down by the movement of the wall of the food pipe. The movement takes place throughout the alimentary canal and pushes the food downwards.
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juice that is stored in a sac called the
gall bladder. The bile plays
an important role in the digestion of fats.
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acts on carbohydrates, fats and proteins
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