Lab Test two

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  1. testing solution lugol's iodine detect what?
  2. testing solution benedicts detects what?
    simple surgars
  3. testing solution biurets detects what?
  4. what are some examples of simple sugars?
    monosaccharides and disaccharides
  5. what is an example of complex sugars?
  6. what is an example of proteins?
    milk proteins
  7. glucose is an example of what saccharide?
  8. what are some examples of disaccharides?
    lactose, sucrose, maltose
  9. starch is an example of what kind of saccharide?
  10. what is an enzyme?
    a biological catalyst
  11. what's macromolecule?
    large molecules resulting from anabolism
  12. what does the term substrate mean?
    the molecule acted on by an enzyme
  13. define absorption
    the process that happens to nutrients after digestion
  14. what is lipase?
    an enzyme that hydrolysis lipids
  15. what is protease?
    an enzyme that hydrolyzes protein
  16. what is amylase?
    an enzyme that hydrolyses carbohydrates
  17. what is product?
    the molecule produced as a result of an enzymatic process
  18. proteins are hydrolyzed into and absorbed as what?
    amino acids, dipeptides and tripeptides
  19. lipids are hydrolyzed into and absorbed at what?
    fatty acids and monoglycerides
  20. carbohydrates are hydrolyzed into and absorbed
  21. carbohydrate digestion begins where?
    in the mouth
  22. bile salts prepare lipids for digestion by a process called?
  23. lipids digestion begins?
    in the stomach
  24. where does protein digestion begin?
  25. what is the reagent used to test for the presence of starch?
    lugos iodine
  26. the reagent used to test for the presence of sugar was?
    benedicts solution
  27. what are the 3 macromolecules digested in the GI tract?
    lipids, proteins and carbs
  28. the enzyme that digest carbs works best at what pH?
    basic pH
  29. what the reason we chew food?
    to increase surface area
  30. what colors indicate a positive presence of sugars?
    yellow, green, orange and red
  31. a positive test for the presence of starch is indicated by which color?
  32. enzymes that digest carbs are produced by which 3 organs?
    • 1-salivary gland
    • 2-pancrease
    • 3-small intestine
  33. name the two organs where lipid digestion occurs?
    stomach and small intestine
  34. enzymes that digest proteins are produced by what 3 organs?
    • 1-pancrease
    • 2-small intestine-brush borderĀ 
    • 3-stomach
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Lab Test two
2013-05-20 18:42:48
lab test two

lab test two
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