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Week 1 AnaPhy > Microscope > Flashcards

Microscope Flashcards

1
Q

Dutch Scientist who used a simple microscope to discover a whole new world of living organisms.

A

Anton van Leeuwenhoek

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2
Q

English scientist who discovered the “cells”

A

Robert Hooke

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3
Q

The microscope part that is closest to your eye. Image magnified 10x.

A

Eyepiece / Ocular

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4
Q

Microscopes with 2 oculars.

A

Binocular Microscope

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5
Q

Holds the ocular in place.

A

Body Tube

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6
Q

Located at the bottom of the body tube.

A

Revolving Nosepiece

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7
Q

Lens set that are attached to the revolving nosepiece.

A

Objectives

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8
Q

Different types of Objectives

A

Scanning objectives
Low-powered objectives
High-powered or High-dry objectives
Higher-oil or Oil immersion objectives

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9
Q

Objective used for the initial location of the specimen.

A

Scanning objectives

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10
Q

Objective used for observing specimen that does not need greater magnification

A

Low-powered objectives

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11
Q

Objective used for requiring greater magnification. The objectives called “dry” cause it does not use oil.

A

High-powered or High-dry objectives

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12
Q

Objective used for extremely small specimen.

A

Higher-oil or Oil immersion objectives

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13
Q

Magnification and color of scanning objectives

A

-4x RED

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14
Q

Magnification and color of low-powered objectives

A

-10x YELLOW

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15
Q

Magnification and color of high-powered or High-dry objectives

A

-40x BLUE

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16
Q

Magnification and color of higher-oil or Oil immersion objectives

A

-100x WHITE

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17
Q

Usually mounted on a clean glass slide

A

Specimen

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18
Q

Specimens are rested here

A

Stage

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19
Q

Specimens are held in place by this

A

Mechanical Stage Clip

20
Q

Has a hole so that light can pass through the specimen from below.

A

Stage

21
Q

Adjustable bracket that can move the slide around mechanically

A

Position Knobs

22
Q

Located below the stage.

A

Lamp

23
Q

Travel of light from lamp to the eye

A 
Light rays from the LAMP
travel through the hole in the STAGE 
to the SPECIMEN 
then through the OBJECTIVES 
and OCULAR 
to the EYE
24
Q

Lens located in between the lamp and the stage

A

Condenser

25
Q

Concentrates the light coming from the lamp.

A

Condenser

26
Q

Light intensity could be adjusted by adjusting this

A

Diaphragm

27
Q

Types of diaphragm

A

Iris Diaphragm

Disk Diaphragm

28
Q

Rotating disk with holes of different diameters.

A

Disk Diaphragm

29
Q

Made of overlapping silver metal in a circular pattern resembling the iris of the eye.

A

Iris Diaphragm

30
Q

Entire upper assembly or parts of microscope are held up by?

A

Arm

31
Q

A square or horseshoe-shaped part that supports the whole microscope

A

Base

32
Q

Types of Adjustment Knobs

A

Course-Focus / Adjustment Knob

Fine-Focus / Adjustment Knob

33
Q

Changes the distance between the stage and objectives in great increments or distances.

A

Course-Focus / Adjustment Knob

34
Q

Changes the distance between the stage and objectives in small increments or distances.

A

Fine-Focus / Adjustment Knob

35
Q

Knobs found in the ARM

A

Adjustment Knobs

36
Q

When did Anton van Leeuwenhoek used a SIMPLE MICROSCOPE?

A

In the 17th century

37
Q

How many lens does a SIMPLE MICROSCOPE contain?

A

One

38
Q

Larger organisms had small microscopic subunits called?

A

Cells

39
Q

True or False

Binocular Microscope is for people with slightly different focusing on the left and right eye.

A

True

40
Q

True or False

Although called tube, Body Tube may sometimes look like a box at some models

A

True

41
Q

Circular mechanism that rotates so that different lenses can be selected.

A

Revolving Nosepiece

42
Q

True or False

For easier access when rotating the nosepiece, push on the lens barrels

A

False

Always rotate on the outside of the revolving disk and never push the lens barrels

43
Q

True or False

Each objective have the same magnifying factors

A

False

Each objective have different magnifying factors

44
Q

True or False

All oculars have -x10 magnifying factors

A

False

-x5 and -x10

45
Q

Could be adjusted by using the DIAPHRAGM

A

Light Intensity

Week 1 AnaPhy (2 decks)

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