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chap 12 digestive
Question | Answer |
---|---|
absorption | the passage of substanses across and into tissue |
amylase | an enzyme that breaks down starch into smaller carbohydrate molecules |
bile** | a bitter, yellow green secretion of the liver |
chyme** | the liquidlike material of partially digested food and digestive secretions fornd in the stomach just before it is released into the doudenum. |
crown** | the part of the toooth that is visible above the gum line |
deciduous teeth** | the first set or primary teeth; baby teeth |
defecation** | the act of expelling feces from the rectum through the anus |
deglutition | swallowing |
dietitian** | an allied health professional trained to plan nutrition programs for sick as well as healthy people. |
digestion** | the process of altering the chemical and physical composition of foodso that it can be used by the body cells. |
enamel** | a hard, white substance that covers the dentin of the crown of a tooth. hardest substance in the body |
endocrine gland | a gland that secretes its enzymes directly into the blood capillaries instead of being transported by way of ducts |
exocrine gland** | a gland that secretes its enzymes into a network of tiny ducts that transport it to the surface of and organ or tissue or into a vessel |
gastroenterologist** | a medical doctor who specializes in the study of the diseases and disorders affecting the gastrointestinal tract |
gavage** | a procedure in which liquid or semeliquid food is introduced into the stomach through a tube |
gingivae** | gum tissue |
glucagon** | a hoormone produced by the alpha cells of the pancreas that stimulates the liver to convert glycogen into glucose when the blood sugarlevel is dangerously low |
glucose | a simple sugar found in certain foods, especially fruits, and major source of energy occurring in human and animal body fluids |
glycogen** | a comples sugar (starch) that is the major carbohydrate stored in animal cells. stored in the liver |