Substance that help to digest fats by breaking them up. It is produced in the liver.
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C
Milky liquid that comes from mixing up the chyme with the pancreatic juice, bile and intestinal juice in duodenum
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D
First part of small intestine
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E
Process in large intestine to form faeces
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F
Compacted substances fermented by the intestinal flora in the large intestine. It is temporarily stored, are moved through the descending colon and rectum and excreted via the anus
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G
Substance that produces the stomach. It contains hydrochloric acid and pepsin.
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H
Substance that breaks down food and eliminates most of the microorganisms that food bolus may contain. It is produced in the stomach.
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I
Process that mixed food with saliva. The jaws and tongue help with this process. Pieces of food are moistened and joined together to form a food bolus
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J
Watery solution of sodium bicarbonate that neutralizes acidic chyme. It is produced by pancreas.
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L
Enzyme that attacks certains bacteria that enter the mouth
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M
Protein that gives saliva viscosity to move food through digestive tract
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N
Substance that provides nourishment essential for the maintenance of life
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O
It is a muscular tube around 25 cm long. It is connects the pharynx to the stomach.
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P
Movement by which food bolus passes into the oesophagus, and is moved downwards as the two muscle layers contract and relax
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R
Last section of large intestine. It is connected to anus.
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S
Substance secreted by the salivary glands. It consists of water, salt minerals and proteins
Contiene la
T
Flap which stops food from entering the respiratory system
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U
Third sections of small intestine
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V
It is the largest internal organ in the body. It contains small ducts called hepatoctes that collect the bile secreted by it.
Contiene la
X
It is a muscular tube that connects the digestive system to the respiratory system.
Contiene la
Y
Sphincter that connect stomach to the small intestine
