Parasitology Laboratory - MICROSCOPE Flashcards

1
Q

What are the parts of Microscope?

A
  • Intensity Knob
  • Illuminator
  • Condenser
  • Iris Diaphragm
  • Eyepiece
  • Index
  • Diopter Adjustment Knob
  • Coarse Adjustment Knob
  • Fine Adjustment Knob
  • Upper Vertical Knob
  • Lower Vertical Knob
  • Stage
  • Stage Clip
  • Revolving Nosepiece
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2
Q

adjusts the light

A

INTENSITY KNOB

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3
Q

light source

A

ILLUMINATOR

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4
Q

concentrates the light that is coming from the light source

A

CONDENSER

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5
Q

allows you to adjust the light passing through the condenser

A

IRIS DIAPHRAGM

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6
Q

also known as an ocular lens - has a 10x magnification

A

EYEPIECE

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7
Q

located between the two lenses - is adjusted so you can see the “convergent image”

A

INDEX

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8
Q

for people with glasses

A

DIOPTER ADJUSTMENT KNOB

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9
Q

moves the stage up (clockwise) and down (counterclockwise)

A

COARSE ADJUSTMENT KNOB

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10
Q

allows rapid focusing of the specimen

A

COARSE ADJUSTMENT KNOB

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11
Q

moves the stage up and down but not drastically and sharpens the image

A

FINE ADJUSTMENT KNOB

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12
Q

moves the stage clip vertically and useful for doing the zigzag motion

A

UPPER VERTICAL KNOB

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13
Q

moves the slide horizontally and useful for doing the zigzag motion

A

LOWER VERTICAL KNOB

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14
Q

where the slide is placed

A

STAGE

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15
Q

holds the specimen slide in place

A

STAGE CLIP

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16
Q

holds all the lens

A

REVOLVING NOSEPIECE

17
Q
  • color: red
  • has a magnification of 4x
  • shift to this lens after using
A

SCANNER

18
Q
  • color: yellow
  • has a magnification of 10x
A

LOW POWER OBJECTIVE

19
Q
  • color: blue
  • has a magnification of 40x
A

HIGH POWER OBJECTIVE

20
Q
  • color: black and white
  • has a magnification of 100x
  • uses cedar wood/tree oil
A

OIL IMMERSION OBJECTIVE

21
Q

kind of light used in parasitology for fresh specimens

A

SUBDUED LIGHT

22
Q

used for stained specimens

A

BRIGHT LIGHT

23
Q

the single image that can be seen by your left and right eye

A

CONVERGENT IMAGE

24
Q

you must hear or feel this so you know that the lens has been adjusted

A

SNAP CLICK

25
Q

image remains in focus despite shifting from one objective lens to another

A

PARFOCAL POINT

26
Q

removes excess oil (important to use after using the microscope)

A

LENS PAPER

27
Q

used as an alternative but it can scratch the lens

A

cotton