Unit 3 Lesson 1 MICROSCOPES Question Preview (ID: 26472)


Microscope Parts And Their Functions. TEACHERS: click here for quick copy question ID numbers.

supports the body tube and is used to carry the microscope
a) arm
b) diaphragm
c) stage
d) eyepiece

supports the microscope
a) eyepeice
b) base
c) diaphragm
d) specimen

moves the stage up and down for focusing
a) diaphragm
b) fine adjustment knob
c) coarse adjustment knob
d) stage clips

controls/regulates the amount of light that enters the stage on the specimen
a) nosepiece
b) light
c) diaphragm
d) arm

contains the ocular lens
a) arm
b) nosepiece
c) eyepiece
d) base

moves slightly and used to sharpen the image of the object you are viewing
a) stage clips
b) diaphragm
c) coarse adjustment knob
d) fine adjustment knob

objective that provides the greatest amount of magnification; usually 40x
a) diaphragm
b) fine adjustment knob
c) low-power objective
d) high-power objective

projects light upwards through the diaphragm, the specimen, and the lenses
a) light source
b) coarse adjustment knob
c) arm
d) eyepeice

objective that provides the least amount of magnification; usually 4 x
a) nosepiece
b) specimen
c) low-power objective
d) high-power objective

holds the high-and low-power objectives; rotates to change magnification
a) eyepiece
b) nosepiece
c) specimen
d) diaphragm

the object you are viewing
a) stage
b) stage clips
c) specimen
d) diaphragm

supports the microscope slide for viewing
a) stage
b) stage clips
c) specimen
d) light source

these hold the microscope slides in place; located on the stage
a) stage
b) stage clips
c) low-power objective
d) high-power objective

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