microscope parts

What is the name of the structure labeled #10?

• objective lens
• ocular lens
• diaphragm

• nosepeice

What is the name of the structure labeled #4?

• stage
• course adjustment knob
• fine adjustment knob
• stage clips

while focusing a microscope on high power a student crushed the cover slip. The student probably

• closed the diaphragm
• turned up the light intensity
• rotated the eyepiece
• used the course adjustment knob

A microscope has an ocular magnification of 10 and a high power objective magnification of 40. What is the highest total magnification of the microscope?

• 500x
• 400x
• 50x
• 40x

What happens to your field of view as you increase magnification?

• it increases

• it decreases

• it stays the same

• it disappears

What is the function of the structure labeled #9?

• hold the slides in place on the stage

• shine light through the object being viewed

• bring the object being viewed into focus

• change the amount of shining through the object

What piece supports the body tube and is also used to transport the microscope from one place to another, along with the base?

• Arm

• Stage

• Aperture

• Objective

What piece is a larger knob usually found on either the body tube or the arm and it is used to focus the image under low power?

• Aperture

• Fine Adjustment Knob

• Diaphragm

• Course Adjustment Know

What piece is the smaller knob, found near the course adjustment knob, and is used to focus the image under low and high power?

• Aperture

• Fine Adjustment Knob

• Diaphragm

• Course Adjustment Know

Which picture below shows the safe way to hold a microscope when you are carrying it across the classroom?

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