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Biology 101 Lab, Test 1
Test 1: Microscopes and Lab Equipment
78
Biology
Undergraduate 2
09/02/2010

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Term
Compound Microscope
Definition
Microscope with 1 light sources, 1 Ocular Lenses, and can hold small specimens.
Term
Contrast
Definition
The amount of light allowed to shine through the slide
Term
Depth-Of-Field
Definition
part of the image that is more well defined than the rest, when there are 2 or more things on top of one another
Term
Monocular
Definition
Has only 1 lens
Term
Binocular
Definition
Has 2 lenses
Term
Magnification
Definition
The measure of which the image is enlarged
Term
Resolution
Definition
The ability to distinguish 2 seperate points
Term
Parfocal
Definition
A lens that stays in focus when magnification is changed
Term
Field-Of-View
Definition
The area of the slide you can see through the lens
Term
Working Distance
Definition
The distance between the lens and the specimen
Term
Meter
Definition
The basic unit of length
Term
Kilogram
Definition
The basic unit of mass
Term
Deci
Definition
Prefix meaning .1
Term
Deka
Definition
Prefix meaning 10
Term
37 degrees C
Definition
Normal human body temperature
Term
40 degrees C
Definition
Air temperature on a very hot day
Term
Volumetric Flask
Definition
Tool, item A
Term
Beaker
Definition
Tool, item B
Term
Erlenmeyer Flask
Definition
Tool, item C
Term
Funnel
Definition
Tool, item D
Term
Graduated Cylinder
Definition
Tool, item E
Term
Test Tube
Definition
Tool, item F
Term
Pipet
Definition
Tool, item G
Term
Eyedropper
Definition
Tool, item H
Term
Glass/Stirring Rod
Definition
Tool, item I
Term
Thermometer
Definition
Tool, item J
Term
Specimen Bowl
Definition
Tool, item K
Term
Watch Glass
Definition
Tool, item L
Term
Wire Mesh
Definition
Tool, item M
Term
Bunsen Burner
Definition
Tool, item N
Term
Clamp
Definition
Tool, item O
Term
Pinch Clamp
Definition
Tool, item P
Term
Test Tube Holder
Definition
Tool, item Q
Term
Forceps
Definition
Tool, item R
Term
Spatula
Definition
Tool, item S
Term
Scoop
Definition
Tool, item T
Term
Ring Stand With Ring
Definition
Tool, item U
Term
Wash Bottle
Definition
Tool, item V
Term
Dropper Pipet
Definition
Tool, item W
Term
Pipet Pump
Definition
Tool, item X
Term
Teasing Needle
Definition
Tool, item Y
Term
Test Tube Brush
Definition
Tool, item Z
Term
Test Tube Rack
Definition
Tool, item AA
Term
Mortar And Pestle
Definition
Tool, item AB
Term
Porcelain Spot Plate
Definition
Tool, item AC
Term
Base
Definition
On microscope, Found on the bottom, holds all other parts
Term
Light
Definition
On microscope, Found above base and under Diaphragm Lever, lights the slide
Term
Diaphragm Leverl
Definition
On microscope, Found above Light and below Condenser, adjsuts the amount of light
Term
Condenser
Definition
On microscope, Found above the Diaphragm Lever and below the stage, focuses light to improve image
Term
Stage
Definition
On microscope, Found above Condenser and below Objective Lens, holds the slide
Term
Objective Lens
Definition
On microscope, Found above Stage and below Rotating Nosepiece, magnifies image
Term
Rotating Nosepiece
Definition
On microscope, Found above Objective Lens and below Body Tube, rotate to use different magnifications
Term
Body Tube
Definition
On microscope, Found above Rotating Nosepiece and below Ocular Lens, holds Ocular/Objective Lenses
Term
Ocular Lens
Definition
On microscope, Found on top, magnifies image
Term
Arm
Definition
On microscope, Found on side, holds parts together
Term
Coarse Adjustment Knob
Definition
On microscope, Found on Arm, changes distance between lens and specimen rapidly to get coarse focus
Term
Fine Adjustment Knob
Definition
On microscope, Found near Coarse Adjustment Knob, used for fine focus and is the only acceptable knob to use at maximum magnification
Term
On/Off Switch
Definition
On microscope, Found on base, turns the light on and off
Term
carry with 2 hands, adjust to LOw power, adjust with with DIaphragm, CEnter slide, FOcus image, MEdium power, DIaphragm, REpeat...never coarse adjust at high power
Definition
Steps for using a microscope
Term
Turn off, unplug, clean stage/lens, put on low objective, bundle cord, cover, put away with arm out
Definition
Steps for putting microscope away
Term
Upside down
Definition
If "e" is rightside up on slide, how will it appear?
Term
Opposite
Definition
Does image move the same way as you move the slide, or opposite?
Term
Decreases
Definition
Does brightness increase or decrease when you move up a power level?
Term
400x
Definition
What is the magnification using a 40x objective?
Term
10x
Definition
What has the largest field of view, 40x or 10x?
Term
High
Definition
Does low, medium, or high provide the largest depth of field?
Term
40x
Definition
Magnification using a 4x lens.
Term
100x
Definition
Magnification using a 10x lens
Term
400x
Definition
Magnification using a 40x lens
Term
High
Definition
Which power of lens has the shortest working distance?
Term
Compound
Definition
Compound or Disecting microscope? light goes through specimen
Term
Disecting
Definition
Compound or Disecting microscope? light either goes through of bounces off the top of a specimen
Term
Compound
Definition
Compound or Disecting microscope? specimen must be thin and small
Term
Disecting
Definition
Compound or Disecting microscope? specimen can be bigger and thicker
Term
Compound
Definition
Compound or Disecting microscope? shows a 2D or flat image
Term
Disecting
Definition
Compound or Disecting microscope? shows a 3D image
Term
Compound
Definition
Compound or Disecting microscope? maximum magnification is 400x
Term
Disecting
Definition
Compound or Disecting microscope? maximum magnification is 40x
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