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Chapter 5
Digestive System
Question | Answer |
---|---|
What are the 4 digestive or gastrointestinal system functions? | ingestion digestion, sprlorid cliination |
Ingestion | food material that is put into he mouth |
Digestion | food is broken down, mechanically and chemically as as it travels through the gastrointestinal tract |
what are the 3 enzymes that aid int the breakdown of complex nutrient? | proteins---> amino acids, sugars ---> glucose, fats---> fatty acids or triglycerides (good fats) |
passage of materials through the walls of the call insetting into the bloodstream | absotion |
the body eliminates solid waste materials that cannot be absorbed int the bloodstream. large intestine concentrates feces this prosise is called? | Elimination |
wastes pass out of the body thorough? | the anus |
gastrointestinal tract begins where? | oral cavity |
what are the salivary glands? | parotid gland located in front of ear, sublingual glad located on the jow, submandibular gland located in the pocait |
what are the aids in digestion? | liver, gallbladder, pancreas |
which term is the first part of the large intestine | Cecum |
term that means swallowing | devolution |
blind pouch hanging from the cecum: located lower right quadrant | appendix |
small builing blocks of proteins; released when proteins are digested | amino acids |
enzyme secreted by the pancreas and salivary glands to digest starch | amylase |
terminal end or opening of the digestive tract to the outside of the body | anus |
digestive juice made in the liver and stored in the gallbladder | bile |
pigment released by the liver in bile: yellow in color | bilirbin |
intestine | bowel |
first part of the large intestine | cecum |
consists of the ascending, transverse, descending and sigmoid segments | colon |
carries bile from the liver and gallbladder to the duodenum; also called choledochus | common bile duct |
eliminatin of feces through the anus | defecation |
swallowing | deglutition |
breakdown of complex foods to simpler forms | digesgtion |
first part of the sall intestine | duodenum |
act of removal of materials from the body | elimination |
physical process of braking up large fat globules | emulsification |
solid wastes; stool | feces |
sall sac under the livert; stortes bile | gallbladder |
simple sugar | glucose |
starch; glucose is stored in the form of glcogen in live cellls | glycogen |
substance produced in the stomach; necessary for digesgtion of food | hydrochloric acid |
rhythmic contractions of the tugular | peristalsis |
ridges of hard palate and the wall of the stomach | rugae |
juice produced by salivary glands | saliva |
fourth and last S- shaped segmen of trhe colon | sigmoi |