Microscopes

Front

What is total magnification in a microscope?

Back

Total magnification is calculated by multiplying the eyepiece magnification by the objective lens magnification.

Front

Calculate the total magnification for an eyepiece of 20X and an objective lens of 20X.

Back

400X (20X eyepiece x 20X objective lens = 400X total magnification).

Front

What is the function of the eyepiece in a microscope?

Back

The eyepiece contains a lens that magnifies the image produced by the objective lens.

Front

What is the high-power objective lens used for?

Back

The high-power objective lens is used for viewing specimens at a higher magnification, typically 40X.

Front

What part of the microscope supports the body tube and is used for transport?

Back

The arm supports the body tube and is used to carry the microscope.

Front

What is the base of a microscope?

Back

The base is the bottom part of the microscope that supports it and is used for transport.

Front

True or False: You can see the nucleus of a cheek cell with a light microscope.

Back

False.

Front

What is the purpose of the stage in a microscope?

Back

The stage holds the slide in place for viewing.

Front

What is the aperture in a microscope?

Back

The aperture is the opening in the stage that allows light to pass through to the specimen.

Front

What is the light source in a microscope?

Back

The light source illuminates the specimen for better visibility.