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Digestion Stack

TermDefinition
Upper GI Oral Cavity
Pharynx Throat; passage for food and air.
Epiglottis Flap that covers the airway so food doesn’t go into lungs.
Esophagus Tube that moves food to the stomach.
Stomach Organ that churns food and adds acid/enzymes.
Small Intestine Main site of nutrient absorption.
Duodenum First part; mixes food with bile and enzymes.
Jejunum Middle part; absorbs most nutrients.
Ileum Last part; absorbs what's left (especially B12, bile salts).
Cecum First pouch of large intestine.
Large Intestine Absorbs water and forms stool.
Ascending Colon Goes up right side; absorbs water.
Transverse Colon Goes across; continues water absorption.
Descending Colon Goes down left side; stores waste.
Sigmoid Colon S-shaped; leads to rectum.
Rectum Stores stool before release.
Anus Opening where stool exits.
Salivary Glands Make saliva to start digestion.
Teeth Break down food mechanically.
Tongue Helps chew, swallow, and taste.
Uvula Prevents food from entering nasal cavity.
Liver Makes bile; processes nutrients and detoxifies.
Pancreas Makes digestive enzymes and insulin.
Appendix Small pouch; minor immune function.
Upper Esophageal Opens to let food enter esophagus.
Lower Esophageal (Cardiac) Prevents stomach acid from coming back up.
Pyloric Controls food leaving stomach into small intestine.
Created by: user-1898601
 

 



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