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Bio 004, College of the Desert

  1. The specimen you are examining is very thin and transparent. What adjustments can you make to the microscope to make it easier to see?
    • Decrease the amount of light (Iris Diaphram).
    • Increase magnification; decrease depth of field and adjust fine focus.
  2. List the total magnification for the following lenses.
    • Scanning=4X. Occulare 10X=40X
    • Low power=10X. Occulare=10X = 100X
    • High power=40X. Occulare=10X=400X

  3. Fill in the blanks.
    • 1. Nucleoplasm
    • 2. Cytoplasm
    • 3. Nucleus
    • 4. Cell membrane
    • 5.Nuclear membrane
    • 6. Nucleolus

  4. How would you look at the number 7 in greater detail?
    • 1. center the 7
    • 2. Switch objective lense to a higher power.
    • 1. Arm
    • 2. Specimen holder screws
    • 3. Coarse focus knob
    • 4. Fine focus knob
    • 5. Mechanical stage adjustment knob
    • 6. Light control know
    • 7. Base
    • 8. Lamp
    • 9. Iris Diaphram
    • 10. Condensor
    • 11. Stage
    • 12. Mechanical stage
    • 13. objective lenses
    • 14. Revolving nosepiece
    • 15. Ocular lenses
Author
Mattyj1388
ID
91380
Card Set
Bio 004, College of the Desert
Description
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