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MICROBIOLOGY 🧪🧫🔬🧬 > MICROSCOPE > Flashcards

MICROSCOPE Flashcards

1
Q

topmost part of the microscope which is the lens the viewer looks through to see the specimen

A

OCULAR LENS or EYE PIECE

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2
Q

located above the stage, it holds the objective lenses

A

REVOLVING NOSE PIECE

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3
Q

it is used to change focus on one eyepiece in order to correct any difference in vision between the two eyes.

A

DIOPTER ADJUSTMENT

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4
Q

it connect the eyepiece to the objective lenses

A

BODY TUBE OR HEAD

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5
Q

it connects the body tube to the base of the microscope

A

ARM

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6
Q

it brings the specimen into general focus

A

COARSE ADJUSTMENT KNOB

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7
Q

it fine-tunes the focus and increases the details of the specimen

A

FINE ADJUSTMENT KNOB

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8
Q

this is held in place above the stage by the revolving nosepiece and are the lenses that are closest to the specimen. it contains 3 to 5 objectives ranging in power from 4x to 100x

A

OBJECTIVE LENSES

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9
Q

located beneath the revolving nosepiece, it is the flat platform on which the specimen is placed

A

STAGE

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10
Q

situated above the stage, these are metal clips that hold the slide in place

A

STAGE CLIPS

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11
Q

found beneath the stage, these knobs move the stage either left or right or forward and backward

A

STAGE CONTROL KNOB

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12
Q

the hole in the middle of stage that allows light from the illuminator to reach the slide containing the specimen.

A

APERTURE

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13
Q

the switch located at the base of the microscope that turns the illuminator on or off.

A

ON/OFF STAGE

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14
Q

the light source of the microscope

A

ILLUMINATOR

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15
Q

found on the condenser, it is used to adjust the amount of light coming through the condenser.

A

IRIS DIAPHRAGM

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16
Q

it is found beneath the stage and contains a lens system that focuses light onto the specimen. it gathers and focuses light onto the specimen.

A

CONDENSER

17
Q

it support the microscope and it is where the illuminator is found

A

BASE

18
Q

primary stain in gram staining

A

CRYSTAL VIOLET STAIN

19
Q

mordant in gram stain

A

GRAM’S IODINE

20
Q

decolorizer in gram stain

A

ACETONE or 95% ALCOHOL

21
Q

Added as the counter/secondary stain in a Gram Stain which color the gram negative bacteria pink-red and have no effect on gram positive bacteria.

A

SAFRANIN STAIN

22
Q

primary stain in acid fast stain

A

CARBOLFUCHSIN

23
Q

decolorizer in acid-fast stain

A

ACID ALCOHOL

24
Q

Counter/ secondary stain in acid-fast stain

A

METHYLENE BLUE

25
Q

Magnifying capacity of microscope

A

10x , 40x , 60x , 100x

26
Q

Material used in wet mount technique

A

GLASS SLIDE

27
Q

TRUE OR FALSE: Heating is enough in sterilizing inoculating tools

A

False

MICROBIOLOGY 🧪🧫🔬🧬 (11 decks)

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