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11 Cards in this Set
- Front
- Back
Mouth
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Breaks food apart through teeth, moistens and lubricates with saliva; food formed into bolus.
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Salivary glands
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Secrete saliva to moisten and lubricate food. Parotid-both sides of face, slightly below ear; submandibular -floor of mouth; sublingual - below tongue.
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Teeth
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Organ of mastication.
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Pharynx
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Common passageway for respiration and digestion; muscular constrictions move bolus into esophagus.
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Esophagus
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Moves food by peristalsis down esophagus into stomach.
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Stomach
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Reduces food to a digestible state, converts food to a semiliquid form.
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Small Intestine
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Digests and absorbs food, nutrients absorbed into tiny capillaries and lymph vessels in walls of small intestine & transmitted to body cells by circulatory system. (21 feet, dia 1". Duodenum=1st 1 ft; Jejunum=next 8 ft; Ileum-remaining 12 ft.
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Large intestine.
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Removes water from fecal material, stores and then eliminates waste from body via rectum and anus. 5 ft long, dia=2.5 ". Divided into cecum (3 inch long pouch with appendix attached), colon (ascending, transverse, descending, sigmoid), rectum, and anal canal.
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Liver
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Changes glucose to glycogen and stores it until needed; changes glycogen back to glucose; desatruates fats; assists in protein catabolism, manufactures bile, fibrinogen, prothrombin, heparin, and blood proteins; stores vitamins; produces heat; detoxifies substances.
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Gallbladder
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Stores & concentrates bile.
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Pancreas
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Secretes pancreatic juice into small intestine, contains cells that produce digestive enzymes, secretes insulin and glucagon.
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