2. Parts of the Microscope and Their Function NOTE: The actual microscope on the quiz is in your 8 pocket folder. You only need to know the parts on that paper (this PowerPoint has a few extra parts.

3.  The term with the * is the one on the quiz (they have multiple names):  * aperture control (also called diaphragm)  * arm (also called neck)  * focus control is the same thing as adjustment knob (also called coarse adjustment)  nosepiece (also called rotating objectives)

4. Click on Me

5. #9 Eye Piece—The part you look at with your eye. Usually 10 X magnification. Click Here to Return to the Main Slide

6. Click Here to Return to the Main Slide #10 Neck – Used to safely transport microscope

7. Click Here to Return to the Main Slide #11 Stage – Slides are placed on this

8. Click Here to Return to the Main Slide #12 Coarse Adjustment – Used to make large changes in focus. NOTE Never use this when viewing on high power

9. Click Here to Return to the Main Slide #13 Fine Adjustment – Used to small adjustments of focus

10. Click Here to Return to the Main Slide #14 Base – Used to safely transport the microscope

11. Click Here to Return to the Main Slide #1 Tube – Reflects light up to the viewers eye

12. Click Here to Return to the Main Slide #2 Rotating Objects – Allows for quick change of objectives

13. Click Here to Return to the Main Slide #3 Low Power Objective – The first lens you use when doing proper microscope work. Usually 4 X

14. Click Here to Return to the Main Slide #4 Medium Power Objective – The second lens you use when doing proper microscope work. Usually 10 X

15. Click Here to Return to the Main Slide #5 High Power Objective – The highest magnification used. Usually 43 X. NEVER use the course adjustment when using this lens.

16. Click Here to Return to the Main Slide #6 Stage Clips – Use to keep the slide in place.

17. Click Here to Return to the Main Slide #7 Diaphragm – Use to vary the amount of light passing through the slide. Usually it is better if the amount of light is low.

18. Click Here to Return to the Main Slide #8 Light Source – Sends light up through the diaphragm and through the slide for viewing

19. Lets take a look! http://www.udel.edu/biology/ketcham/microscope/ Microscope quiz: http://www.mesacc.edu/~johnson/labtools/Dmicrosco pe/quiz8.html Matching Activity: http://www.quia.com/mc/509402.html http://www.quia.com/mc/509402.html http://school.discoveryeducation.com/lessonplans/inte ract/vemwindow.html