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Microbiology > LAB Practical > Flashcards

LAB Practical Flashcards

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Biology 101 flashcards
1
Q

What is agar made from?

A

Seaweed

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2
Q

Liquid growth media is also known as…

A

Broth

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3
Q

what is Resident Flora

A

microorganisms that are always present on or in a person, usually do not cause any disease

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4
Q

what does nosocomial mean?

A

a disease originating in a hospital

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5
Q

what color does bacteria turn because of crystal violet?

A

purple

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6
Q

what color does bacteria turn because of safarin?

A

Red

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7
Q

Aseptic technique is another word for..

A

Sterile technique

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8
Q

T or F: Soap and water is good to get off hands

A

TRUE

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9
Q

Bacillus means ___ shaped

A

ROD shaped

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10
Q

Spirillum means ___ shaped

A

SPIRAL shaped

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11
Q

Coccus means ____ shaped

A

CIRCULAR shaped

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12
Q

Why do you have to wait for the loop to cool before putting the bacteria on it?

A

Because the heat will kill the bacteria (specimen will die)

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13
Q

Why do we burn the opening of the glass tubes?

A

To keep out the bacteria in the air (sterilize)

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14
Q

FUNCTIONS OF THE MICROSCOPE
A. oculars to ____ specimen

A

SEE specimen

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15
Q

FUNCTIONS OF THE MICROSCOPE
B. Objective lenses to get closer to the ____

A

Objective

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16
Q

FUNCTIONS OF THE MICROSCOPE
C. Stage clips to ____ specimen

A

HOLD specimen

17
Q

FUNCTIONS OF THE MICROSCOPE
D. illuminator to _____ on specimen

A

SHINE on specimen

18
Q

FUNCTIONS OF THE MICROSCOPE
E. Coarse knob to get specimen _____

A

CLOSER

19
Q

FUNCTIONS OF THE MICROSCOPE
F. Fine knob to get a more _____ ____ of specimen

A

CLEARER PICTURE of specimen

20
Q

Steps for Using Loop

A

Heat
Cool
Get sample
Heat Again
Cool Again

21
Q

How long are you supposed to wash your hands?

A

at least 20 seconds

22
Q

T or F: acrylic nails hold bacteria

A

TRUE

23
Q

Can hand sanitizer be used when hands have visible dirt?

A

No

24
Q

Gram positive bacteria..

A

DO NOT cause disease

25
Q

Gram negative bacteria..

A

DO cause disease

26
Q

Gram positive bacteria stays what color?

A

Purple

27
Q

Gram negative bacteria turns what color?

A

Pink or Red

Microbiology (6 decks)

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