The Vertebrate (mostly human) Digestive System Mouth ...

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SwallowingFood passes to the back of the mouthPalate elevates, pushes against rear of pharynxSeals off nasal cavity - a good thingPressure on pharynx stimulates swallowing center in brainSwallowing center inhibits respiration - a good thingSeals trachea - raises larynx and closes glottis withepiglottis
EsophagusUpper 1/3 of esophagusenveloped in voluntaryskeletal muscleLower 2/3 enveloped ininvoluntary smoothmuscleFood propelled byperistaltic waves ofmuscular contractionsEntry of food into stomach controlled by gastric sphincter -prevents food in stomach from re-entering esophagus
Page 1 and 2: The Vertebrate (mostly human) Diges
Page 3: The MouthThe teeth cut and grind fo
Page 7 and 8: Parietal cells secrete HCl and intr
Page 9 and 10: Small Intestineabout 6 m longcompos
Page 11 and 12: Accessory OrgansPancreasPancreas -
Page 13 and 14: Fats hydrolyzed into fattyacids and
Page 15 and 16: Large Intestine (colon)Has no diges
Page 17 and 18: The rectum - terminal portion of th
Page 19 and 20: Pancreas is also an endocrine gland
Page 21 and 22: Regulatory Functions of the LiverHe
Page 23: Passage of chyme from stomach inhib

The Vertebrate (mostly human) Digestive System Mouth ...

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