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continuous, coiled, hollow, muscular tube that winds through the ventral body cavity and is open at both ends
a fleshy fingerlike projection of the soft palate which extends downward from its posterior edge
a fold of mucous membrane which secures the tongue to the floor of the mouth and limits its posterior movements
innermost layer of the alimentary canal organs; a moist membrane that lines the cavities of the alimentary canal organs
soft CT layer containing blood vessels, nerve endings, lymph nodules, and lymphatic vessels
muscle layer made up of an inner circular layer and an outer longitudinal layer of smooth muscle cells
produce hydrochloric acid which makes the stomach contents acidic and activated the enzymes
1st area of the small intestines that is attached to the stomach and curves around the head of the pancreas
tiny projections of the plasma membrane of the mucosa cells cells that give the cell surface a fuzzy appearance
circular folds (plicae circulares)
deep folds of the mucosa and submucosa layers of the small intestines; these folds do not disappear when you eat a lot
enzyme in the clear serous portion that begins the process of starch digestion in the mouth
chewing. opening and closing of our jaws and moving them from side to side while using the tongue to move the food between our teeth
the delicate mesentery cord that suspends the liver from the diaphragm and the abdominal wall
yellow-to-green watery solution containing bile salts, pigments, cholesterol, phospholipids, and electrolytes
small, thin-walled green sac that snuggles in a shallow fossa in the inferior surface of the liver
involuntary action involving alternating waves of contraction and relaxation of the muscles in the organ wall
moves food back and forth across the internal wall of the organ, serving to mix it with the digestive juices
2nd phase of swallowing where food is transported through the pharynx and esophagus
hormone that prods the stomach glands to produce more of the protein-digesting enzymes, mucus, and hydrochloric acid
more or less solid product delivered to the rectum that contains undigested food residues, mucus, and bacteria
long, slow-moving but powerful contractile waves that move over large areas of the colon three or four times daily and force the contents toward the rectum
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