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Instructions: Pick the one best answer. This test bank is also useful for USMLE preparation (USMLE step 1 preparation). Click here for answers and detailed explanations.
 1.
When using a compound microscope, objective lenses can be found to have a magnification of all of the following, EXCEPT?
a. 4X
b. 10X
c. 40X
d. 100X
e. 1000X
2.
What is "compound microscope"?
a. Microscope with the capability to view oil immersion
b. Microscope with the capability to view compounds
c. Microscope with a single lens
d. Microscope with two lenses
e. Microscope with three lenses
3.
What is the total magnification achieved with a compound microscope?
a. Magnification of objective lens
b. Magnification of ocular lens
c. Magnification of ocular lens added to the magnification of the objective lens
d. Magnification of ocular lens multiplied by the magnification of the objective
lens
e. Magnification of condenser lens multiplied by the magnification of the
objective lens
4.
What is the maximum resolving power seen with a compound microscope?
a. 2 millimeters
b. .2 millimeters
c. 2 micrometers
d. .2 micrometers
e. 2 angstroms
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5.
What is the turret?
a. Base
b. Nosepiece
c. Stage
d. Tube
e. Diaphragm |
6.
On a microscope, what structure connects the eyepiece to the objective lens?
a. Base
b. Nosepiece
c. Stage
d. Tube
e. Diaphragm
7.
In a good compound microscope, the focus knob does not have to be readjusted when changing the magnification. What is this phenomenon called?
a. Parfocal
b. Unifocal
c. Bifocal
d. Focused
e. Convergent
8.
What is another name for the light microscope?
a. Simple microscope
b. Compound microscope
c. Phase contrast microscope
d. Dissection microscope
e. Transmission electron microscope
 9.
Which microscope does not rely on visible light?
a. Simple microscope
b. Compound microscope
c. Phase contrast microscope
d. Dissection microscope
e. Transmission electron microscope
10.
Which microscope makes things appear three dimensional?
a. Simple microscope
b. Compound microscope
c. Phase contrast microscope
d. Dissection microscope
e. Transmission electron microscope
Click here for answers and detailed explanations.
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