Digestive System-Rushing

  1. the breaking down of food into smaller fragments
    digestion
  2. the passage of digested materialf from the walls of the alimentary canal into the blood or lymph
    absorption
  3. the digestive tract from mouth to anus
    alimentary canal
  4. oral cavity; where digestion begins
    mouth
  5. the organs of mastications, designed to cut, tear, and grind ingested food so it can be mixed with saliva and swallowed
    teeth
  6. solid mass of skeletal, covered by a mucous membrane, helps keep food between teeth when chewing while mixing with saliva
    tongue
  7. a fluid produced by exocrine glands, contains salivary amylase
    saliva
  8. ball of food that is swallowed from the mouth to the pharynx
    bolus
  9. a short muscular tube where the food goes when it leaves the mouth
    pharynx
  10. a muscular tube that connects the pharynx to the stomach
    esophagus
  11. wave like muscle contractions of the alimentary canal that serves as the major means of propulsion of food throughout the digestive tract
    peristalsis
  12. a ring of muscle tissue hwere the esophagus connects to the cell
    cardiac sphincter
  13. a bag-like organ that holds and digests for 3-4 hours
    stomach
  14. juices produced by gastric gland that helps break down food
    gastric juice
  15. a creamy paste that food turns into when its leaving the stomach
    chyme
  16. a tube that the chyme squirts through into the duodenum
    pyloric sphincter
  17. largest gland in the body and is under the diaphragm; holds amino acids until needed
    liver
  18. a pear shaped muscular organ that stores bile until needed and is where most water is absorbed
    gallbladder
  19. liquid secreted by the liver and is stored in teh gallbladder until its needed
    bile
  20. pink narrow gland that is next to the duodenum and helps complete digestion
    pancreas
  21. muscular tube where digestion is complete, and virtually all absorption takes place
    small intestine
  22. located under the stomact where proteins and lipids are digested; first 10-12 incehes of small intestines
    duodenum
  23. long tube between the duodenum and ileum where chemical digestion and absorption take place; 6-8 ft long second part
    jejunum
  24. where digestion and absorption slow down; 9-12 ft long final part
    ileum
  25. fingerlike projections that line small intesine that greatly increase surface area for absorption
    villi
  26. shorter that small intestine; 5-6 ft long and has 3 parts
    large intestines
  27. small finger size tube, has no function of digestive process may serve as a bacteria breeding ground
    appendix
  28. 1st part of large intestine
    cecum
  29. last 6-8 inches of large intestines
    rectum
  30. opening to the exterior of body, where feces exit
    anus
  31. solid waste
    feces
  32. Bacteria that live in large intestines, help break down fats that aren't broken down by enzymes.
    intestinal flora
  33. What are the 5 major parts of the large intestine?
    cecum, rectum, colon, appendix, and anal canal
  34. What are the 4 sections of the colon?
    ascending, transverse, descending, and sigmoid
  35. What is the function of mucus in the stomach?
    to keep gastine fluids from eating stomach lining
  36. What is the function of the digestive enzymes within the digestive system?
    help breakdown food and absorb nutrients
Author
Anonymous
ID
3160
Card Set
Digestive System-Rushing
Description
anp fall 09
Updated