Lab

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Author:
lilsarah
ID:
38143
Filename:
Lab
Updated:
2010-09-30 19:00:44
Tags:
LAB test
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Description:
Terminology
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  1. Brownian Movement
    Random movement observed under the microscope
  2. Diffusion
    movement of molecules from a higher concentration to a lower concentration
  3. Osmosis
    the defustion of water through a differently permeable membrane
  4. Isotonic solution
    is a concentration of a nonpenetrating solutes equal to that in the cell
  5. Hypertonic solution
    a solution surrounding a cell is hypertonic if it contains more nonpenitrating solute particles than the interior of the cell
  6. Hypotonic solution
    a solution surrounding a cell is hypotonic if it contains fewer nonpenitrating solute particles than the interior of the cell
  7. Iris diaphragm
    used to increase the amount of light
  8. Mechanical stage or spring clips
    secures the slid to the stage
  9. Condenser
    delivers the concentrated beam of light to the specimen
  10. Parfocal
    the slide should be in focus at the highest magnification one you have properly focused at the low magnification
  11. Scanning lens
    this has the longest working distance
  12. how many centimeters in a meter
    100
  13. how many micrometers are in a millimeter
    1000
  14. resolution
    the ability to identify two close objects as separate

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