microscope use and safety

Front

What should you always start with when focusing on a new specimen under a microscope?

Back

Low power and coarse adjustment.

Front

What is the function of the arm on a microscope?

Back

The arm supports the body tube and connects it to the base.

Front

What is the fine focus knob used for?

Back

It is used to make small adjustments to the focus of the microscope.

Front

How do you calculate total magnification using an eyepiece and an objective lens?

Back

Multiply the magnification of the eyepiece by the magnification of the objective lens.

Front

What is the total magnification when using a 10x eyepiece and a 40x objective?

Back

400x.

Front

What part of the microscope is responsible for controlling the amount of light that reaches the specimen?

Back

The diaphragm.

Front

What is the purpose of the coarse adjustment knob?

Back

It is used to quickly bring the specimen into focus.

Front

What is the base of a microscope?

Back

The bottom part that supports the microscope and keeps it stable.

Front

What is the revolving nosepiece?

Back

It holds the objective lenses and allows you to switch between them.

Front

What is the eyepiece of a microscope?

Back

The lens you look through, usually with a magnification of 10x.