4 Written Questions

1. holds the objective lenses
2. supports the body tube
3. moves the stage very slightly to bring the image into sharper focus
4. controls the amount of light coming through the stage

4 Multiple Choice Questions

1. moves the stage up and down to allow for focusing
   1. coarse-adjustment knob
   2. ocular lens
   3. fine-adjustment knob
   4. objective lenses
2. maintains the correct distance between the ocular lens and the objectives
   1. stage
   2. base
   3. nosepiece
   4. body tube
3. lenses of different powers (4x, 10x, and 40x)
   1. stage clips
   2. ocular lens
   3. objective lenses
   4. nosepiece
4. hold the slide in place for viewing
   1. ocular lens
   2. base
   3. stage
   4. stage clips

4 True/False Questions

1. stage → supports the microscope

   True        False

2. base → supports the microscope

   True        False

3. ocular lens → lenses of different powers (4x, 10x, and 40x)

   True        False

4. light source → provides light for viewing

   True        False