Describe the major activities during each phase of GI
function: Cephalic/Oral, Gastric, Intestinal (Small and Large
Intestines)....
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Describe the major activities during each phase of GIfunction: Cephalic/Oral, Gastric, Intestinal (Small and LargeIntestines). Trace the passage of food in order through eachsection of the anatomical regions.
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CephalicOral MASTICATION Mastication or chewing is the first mechanical process in the gastrointestinal GI tract by which the food substances are torn or cut into small particles and crushed or ground into a soft bolus DEGLUTITION Definition Deglutition or swallowing is the process by which food moves from mouth into stomach Stages of Deglutition Deglutition occurs in three stages I Oral stage when food moves from mouth to pharynx II Pharyngeal stage when food moves from pharynx to esophagus III Esophageal stage when food moves from esophagus to stomach Gastric phase Activities of smooth muscles of stomach increase during gastric digestion when stomach is
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