Describe in details the passage of food starting from the mouth to the Anus. Please include...

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Medical Sciences

Describe in details the passage of food starting from the mouthto the Anus. Please include both Chemical and MechanicalDigestions.

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Digestion of food Mechanical digestion of food Each part of your digestive system helps to move food and liquid through your GI tract break food and liquid into smaller parts or both Once foods are broken into small enough parts your body can absorb and move the nutrients to where they are needed Your large intestine absorbs water and the waste products of digestion become stool Nerves and hormones help control the digestive process Mouth Food starts to move through your GI tract when you eat When you swallow your tongue pushes the food into your throat A small flap of tissue called the epiglottis folds over your windpipe to prevent choking and the food passes into your esophagus Esophagus Once you begin swallowing the process becomes automatic Your brain signals the muscles of the esophagus and peristalsis begins Lower esophageal sphincter When food reaches the end of your esophagus a ringlike musclecalled the lower esophageal sphincter relaxes and lets food pass into your stomach This sphincter usually stays closed to keep whats in your stomach from flowing back into your esophagus Stomach After food enters your stomach the stomach muscles mix the food and liquid with digestive juices The stomach slowly empties its contents called chyme into your small intestine Small intestine The muscles of the small intestine mix food with digestive juices from the pancreas liver and intestine and push the mixture forward for further digestion The walls of the small intestine absorb water and the digested nutrients into your bloodstream As peristalsis continues the waste products of the digestive process move into the large intestine Large intestine Waste products from the digestive process include undigested parts of food fluid and older cells from the lining of your GI tract The large intestine absorbs water and changes the waste from liquid into stool Peristalsis helps move the stool into your rectum Rectum The lower end of your large intestine the rectum stores stool until it pushes stool out of your body Chemical digestion of food Mouth The digestive process starts in your mouth when you chew Your salivary glands make saliva a See Answer

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