Organs of the Digestive System with Pictures/ Functions

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27 Terms

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Esophagus (definition)

A muscular tube that connects the mouth to the stomach.

<p>A muscular tube that connects the mouth to the stomach.</p>
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Stomach (definition)

large muscular sack that continues the mechanical and chemical digestion of food. Contains stomach acid

<p>large muscular sack that continues the mechanical and chemical digestion of food. Contains stomach acid</p>
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Small intestine (definition)

Digestive organ where most chemical digestion and absorption of nutrients takes place

<p>Digestive organ where most chemical digestion and absorption of nutrients takes place</p>
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Liver (definition)

organ that produces bile

<p>organ that produces bile</p>
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Gall bladder (definition)

An organ that stores bile and releases it as needed into the small intestine

<p>An organ that stores bile and releases it as needed into the small intestine</p>
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Large intestine (definition)

The last section of the digestive system, where water is absorbed from food and the remaining material is eliminated from the body

<p>The last section of the digestive system, where water is absorbed from food and the remaining material is eliminated from the body</p>
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Rectum (definition)

A short tube at the end of the large intestine where waste material is compressed into a solid form before being eliminated

<p>A short tube at the end of the large intestine where waste material is compressed into a solid form before being eliminated</p>
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Oral cavity/ Mouth (definition)

Contains teeth and tongue, site of mechanical digestion

<p>Contains teeth and tongue, site of mechanical digestion</p>
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Salivary glands (definition)

Produces saliva that helps soften and break down the food (Arrow C)

<p>Produces saliva that helps soften and break down the food (Arrow C)</p>
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Villi (definition)

Small fingerlike projections on the walls of the small intestines that increase surface area

<p>Small fingerlike projections on the walls of the small intestines that increase surface area</p>
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Pancreas (definition)

Produces insulin and glucagon to regulate blood glucose

<p>Produces insulin and glucagon to regulate blood glucose</p>
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Appendix (definition)

Organ with no known purpose; can become infected and burst, causing life-threatening sepsis

<p>Organ with no known purpose; can become infected and burst, causing life-threatening sepsis</p>
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In the picture of the digestive system what is letter "i" pointing to?

Stomach (image)

<p>Stomach (image)</p>
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In the picture of the digestive system what is letter "D" pointing to?

Large intestine (image)

<p>Large intestine (image)</p>
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What is arrow "E" pointing to in the image?

Rectum (Image)

<p>Rectum (Image)</p>
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In the picture of the digestive system what is letter "J" pointing to?

Pancreas (image)

<p>Pancreas (image)</p>
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What is arrow "p" pointing to in the image?

Anus (Image)

<p>Anus (Image)</p>
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What is arrow "K" pointing to in the image?

Small intestine (image)

<p>Small intestine (image)</p>
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What is arrow "B" pointing to in the image?

Liver (image)

<p>Liver (image)</p>
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What is arrow "H" pointing to in the image?

Esophagus (image)

<p>Esophagus (image)</p>
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What is arrow "C" pointing to in the image?

Gall Bladder (image)

<p>Gall Bladder (image)</p>
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Ingestion

taking in food

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Propulsion

contraction of muscles that move food along the Gastro-Intesional tract

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Mechanical Breakdown/ Digestion

reduces the food into smaller pieces and increases the surface area of the food

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Chemical Breakdown/ Digestion

enzymes break down the food into smaller molecules

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Absorption

movement of nutrients from the digestive organs (mostly small intestine) into the blood

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Defecation

expulsion of food as wastes