biochemistry

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tinnaa012
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103121
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biochemistry
Updated:
2011-10-05 17:36:26
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  1. inorganic chemical
    doesnt contain carbon n hydrogen as their strucutral ingredients
  2. examples:
    • -water
    • -carbo dioxide
    • -oxygen
  3. organic chemical
    always have carbon n hydrogen as their base components
  4. examples:
    • -carbs
    • -lipids
    • -nucleic acids
  5. water is made up of
    2/3 of our body weight
  6. the dispersed substance
    solute
  7. medium in which other substances are dispersed
    solvent
  8. breaking a molecule by water
    hydrolysis
  9. salt is a
    cation n an anion held together by ionic bonds
  10. what solutuon will conduct an electrical current
    aqueous
  11. electrolytes
    the molecules that dissociate to form ions that conduct an electrical current in a solution
  12. what do electrolytes do
    keep us alert and moving
  13. main electrolytes;
    • -sodium
    • -choride
    • -magnesium
    • -calcium
    • -potassium
  14. what organ work to keep the electrolyte concentration in your blood constant
    kidneys
  15. molecule taht dissociates in water and releases H+
    acid
  16. acids are called
    proton donors
  17. an increase in H+ ions in body is called
    acidosis
  18. a molecule that dissociates in water and release OH-
    base
  19. an increase in OH- ions in body is called
    alkalosis
  20. alkalosis is
    excessive blood an alkalinity caused by an overabundance of bicarbonate in blood or loss of acid from blood
  21. normal ph for your body is
    7;35-45
  22. most important buffer in body
    bicarbonate/carbonate acid buffers
  23. less than 7 is
    acidic
  24. more than 7 is
    basic
  25. 3 kinds of carbohydrates
    • -monosaccharides
    • -disach.
    • -polysach
  26. simple sugars
    monosaccharide
  27. monosarccharides are..
    building blocks of carbohydrates
  28. primary fuel for the body
    glucose
  29. glucose is stored as
    glycogen
  30. glycogen is
    energy reserve
  31. a structural component of many plants
    cellulose
  32. 3 kinds of lipids;
    fats, oils and waxes
  33. fat tissue is called
    adipose tissue
  34. brown fat -
    produce heat and burn energy
  35. yellow fat -
    nonactive
  36. an important source of energy
    triglycerides
  37. building blocks of proteins
    amino acids
  38. amino acids are joined together by
    peptide bonds
  39. 3 types of RNA;
    • -messenger - carries instructions
    • -transfer - brings amino acids
    • -ribosomal - works with ribosomes to make proteins
  40. the molecular unit of currency
    ATP
  41. 4 types of cells;
    • -fibroblasts that produce fibers
    • -marcrophages- immune cells taht can engulf any particles
    • -lymphocytes - immune cells
    • -mast cells - produce histamine
  42. matrix of connective tissue is made of
    fibers
  43. 3 types of fibers are found in;
    • -collagen - in tendons n ligaments
    • -reticular - helps organs keep shape
    • -elastin - skin
  44. loose connective cells are -
    • - areucular - protective and 3 fibers, gel fluid, support nerves and blood vessels
    • - adipose
    • -reticular
  45. supporting connective tissue includes
    bone, cartilage
  46. muscular tissues, 3 types;
    • -skeletal- voluntary
    • -smooth -involuntary
    • -cardiac- involuntary (heart)
  47. the nervous tissue controls
    body n transports messages
  48. location of nervous tissue
    brain n nerves
  49. regeneration is the process of
    regrowth of tissues afer damage
  50. scar tissue is formed by
    collagen which knits together the injured tissue
  51. overgrowth of scar tissue is called
    keloid

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