Microscopy and Lab Procedures Flashcards

Flashcards covering the history of microscopy, magnification calculations, resolution, and standard laboratory procedures for using compound light microscopes.

One of the first microscopes was invented in the late 1600s by __________.

Anton van Leeuwenhoek

Anton van Leeuwenhoek was able to magnify objects __________.

$$250\times$$

__________ constructed a microscope with a lens on either end of a long tube and named subunits in cork tissue "cells".

Robert Hooke

__________ is defined as enlarging an object in appearance.

Magnification

The formula for total magnification is __________ Magnification times __________ Magnification.

Ocular; Objective

If the eyepiece magnification is $10\times$ and the objective magnification is $40\times$, the total magnification is __________.

$$400\times$$

__________ is the ability to see two items as separate distinct units, providing more image detail.

Resolution

When using a microscope, you should ALWAYS start with the __________ to find your specimen.

lowest objective lens

During the focusing process, you should first use the __________ adjustment knob, then the __________ adjustment knob.

coarse-focus; fine-focus

Microscope lenses should only be cleaned using __________.

lens paper

When finished with the microscope, you should rotate the nosepiece to the __________ with no objective lens.

empty stop

The three specific slides mentioned for the lab activity include frog blood, colored threads, and the __________.

letter "e"

To receive iCollege push notifications, students are encouraged to install the __________ app.

PULSE

In the summer session, there are __________ labs in every lab-section-meeting.

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