Zachariah Atteberry
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Clinlab 4 quiz

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Zachariah Atteberry
Created by Zachariah Atteberry over 8 years ago
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Clinlab 4 quiz

Question 1 of 46

1

Which is true of the Columbia colistin-nalidixic acid agar?

Select one of the following:

  • Selective for gram - only

  • Selective for gram + only

  • Uses crystal violet light to inhibit gram + and is selective for gram -

  • Good for gram + and gram - only

  • Works against fungi and gram - bacteria

  • Uses crystal violet light to inhibit gram - and use selective for gram +

Explanation

Question 2 of 46

1

Which is true of the MacConkey II agar?

Select one of the following:

  • Selective for gram + only

  • Uses crystal violet light to inhibit gram + and is selective for gram -

  • Good for gram + and gram - only

  • Works against fungi and gram - bacteria

  • Uses crystal violet light to inhibit gram - and use selective for gram +

  • Selective for gram - only

Explanation

Question 3 of 46

1

In regards to the MAC agar, does it differentiate?

Select one of the following:

  • Differentiates between lactose and non lactose fermenters, turns colonies purple

  • Differentiates between lactose and non lactose fermenters, turns colonies salmon

  • Differentiates between lactose and non lactose fermenters, turns colonies blue/purple

  • No it does not

Explanation

Question 4 of 46

1

Which plate inhibits the swarming of Proteus spp?

Select one of the following:

  • MacConkey 2 agar

  • Columbia colistin-nalidixic acid

  • Thioglycollate broth

  • Mycosel agar

  • Chocolate agar

  • Mueller-hinton agar

Explanation

Question 5 of 46

1

Phenylethyl alcohol is...

Select one of the following:

  • Selective for gram -

  • Selective for gram +

  • Detects both gram + and gram - in addition to fungi

  • Selective for gram - and fungi

  • Selective for gram - and uses crystal violet to inhibit gram +

Explanation

Question 6 of 46

1

Phenylethyl alcohol is differential

Select one of the following:

  • True
  • False

Explanation

Question 7 of 46

1

Which agar is the only agar approved for antibotic sensitivity testing?

Select one of the following:

  • MH

  • MAC

  • Levine

  • Hektoen enteric agar

  • Salmonella-shigella agar

  • MacConkey 2 agar

Explanation

Question 8 of 46

1

In regards to Mueller Hinton agars... which is true?

Select one of the following:

  • Can be enriched with blood for more fastidious organisms

  • Only gram -

  • only gram +

  • General use and is enriched with blood for more fastidious organisms

  • Only gram + and and is enriched with blood for more fastidious organisms

  • General use and is enriched with blood for more non- fastidious organisms

  • Only gram + and and is enriched with blood for more non-fastidious organisms

Explanation

Question 9 of 46

1

Which will produce a black pigment in hydrogen sulfide producing colonies?

Select one of the following:

  • SS

  • MAC

  • MH

  • Hektoen enteric agar

Explanation

Question 10 of 46

1

In regards to the SS plate, what does it do?

Select one of the following:

  • Selects for pathogenic enteric gram -

  • Selects for pathogenic enteric gram +

  • Selects for pathogenic enteric gram + and gram -

  • Only selects for gram - and gram +

  • Selects for gram + and dermatophytes

Explanation

Question 11 of 46

1

Salmonella-Shigella agar differentiates on the basis of lactose fermentation

Select one of the following:

  • True
  • False

Explanation

Question 12 of 46

1

Hektoen enteric agars... are?

Select one of the following:

  • Selective for gram - and differential/turns salmon if lactose fermenter

  • Selective for gram + and differential/turns salmon if lactose fermenter

  • Gram + and gram - and differential/turns black/blue if lactose fermenter

  • Selective for gram + and turns blue/black if lactose fermenter

  • Neither selective or differential

Explanation

Question 13 of 46

1

Levine agar plates...

Select one of the following:

  • Selective for gram - and is differential for lactose fermenters...turns blue/black

  • Selective for gram + and is differential for lactose fermenters...turns black

  • Selective for gram + and is differential for lactose fermenters...turns blue

  • Selective for gram - and is differential for lactose fermenters...turns salmon

Explanation

Question 14 of 46

1

Which does not have the option of 5% sheep blood being added or already has 5% sheep blood?

Select one of the following:

  • BAP

  • MAC

  • CNA

  • Trypticase soy agar

  • Columbia-colistin-nalidixic acid

  • TSA

Explanation

Question 15 of 46

1

Alpha plate

Select one of the following:

  • Partial hemolysis - green slime around colony

  • Complete hemolysis - clear zone around colony

  • Double (beta inside, alpha around it)

  • No hemolysis or change

Explanation

Question 16 of 46

1

Gamma plate

Select one of the following:

  • No hemolysis or change

  • Double (beta inside, alpha around it)

  • Complete hemolysis - clear zone around colony

  • Partial hemolysis - green slime around colony

Explanation

Question 17 of 46

1

Beta plate

Select one of the following:

  • Partial hemolysis - green slime around colony

  • Complete hemolysis - clear zone around colony

  • Double (beta inside, alpha around it)

  • No hemolysis or change

Explanation

Question 18 of 46

1

Delta plate

Select one of the following:

  • No hemolysis or change

  • Double (beta inside, alpha around it)

  • Complete hemolysis - clear zone around colony

  • Partial hemolysis - green slime around colony

Explanation

Question 19 of 46

1

Which is used to ID brucella?

Select one of the following:

  • Chocolate agar

  • MAC

  • BAP

  • TSA

  • MH

  • Mueller-hinton agar

Explanation

Question 20 of 46

1

Which has lysed blood cells?

Select one of the following:

  • CA

  • OF

  • NA

  • TSA

  • BAP

Explanation

Question 21 of 46

1

Which is used to ID bacteria like enterococci?

Select one of the following:

  • BE

  • BHI

  • NA

  • OF

  • TSA

  • BAP

Explanation

Question 22 of 46

1

A positive reaction with the bile esculin agar is?

Select one of the following:

  • Dark brown color

  • Blue/black

  • yellow/green

  • Green

  • Black

  • Salmonella

Explanation

Question 23 of 46

1

Brain heart infusion is a?

Select one of the following:

  • Enriched broth used for antibiotic sensitivity tests

  • Determines dextrose in gram - bacteria

  • Sterile solution for diluting gram - bacteria for API testing

  • Determines urease production of bacteria

  • ID bacteria like enterococci

Explanation

Question 24 of 46

1

Nutrient agar slant is used for?

Select one of the following:

  • Fastidous organisms

  • Non-fastidous organisms

  • Enterococci

  • Sterile solution for diluting gram - bacteria for API testing

  • Determines urease production of bacteria

  • Enriched broth used for antibiotic sensitivity tests

Explanation

Question 25 of 46

1

Oxidation fermentation medium with dextrose is used for?

Select one of the following:

  • Determines urease production of bacteria

  • Sterile solution for diluting gram + bacteria for API testing

  • Sterile solution for diluting gram - bacteria for API testing

  • Enriched broth used for antibiotic sensitivity tests

  • Determines dextrose in gram - bacteria

  • Determines dextrose in gram + bacteria

Explanation

Question 26 of 46

1

Sodium chloride 0.85% is used for?

Select one of the following:

  • Determines dextrose in gram + bacteria

  • Determines dextrose in gram - bacteria

  • Sterile solution for diluting gram + bacteria for API testing

  • Sterile solution for diluting gram - bacteria for API testing

  • Determines urease production of gram - bacteria

  • Determines urease production of gram + bacteria

Explanation

Question 27 of 46

1

What can grow most anything as a general use broth?

Select one of the following:

  • THIO w/o indicator 135c

  • TSB

  • UREA

  • GM

  • Mycosel agar with 135C

  • THIO w/ indicator 135c

Explanation

Question 28 of 46

1

What is used for blood cultures and sterility testing?

Select one of the following:

  • Trypticase soy broth

  • TSB

  • THIO

  • Thioglycollate broth

  • Both TSB and Trypticase soy broth

  • Both TSA and Trypticase soy agar

  • Both TSA and Trypticase soy broth

Explanation

Question 29 of 46

1

What color does urea agar slant (UREA) turn and for what reason?

Select one of the following:

  • Determines urease production of bacteria... turns red

  • Determines urease production of bacteria... turns blue

  • Determines urease production of bacteria... turns yellow

  • Determines urease production of bacteria... turns green

  • Lactose fermenter... turns salmon

  • Lactose fermenter.... turns blue/black

Explanation

Question 30 of 46

1

Which is known for selective enrichment medium for Salmonella and Shigella spp.

Select one of the following:

  • Gram negative broth

  • Bile esculin agar

  • Brain-heart infusion

  • Nutrient agar slant

  • Oxidation fermentation medium with dextrose

  • Salmonella-Shigella Agar

  • SS

Explanation

Question 31 of 46

1

Which is used mostly for fecal culturing?

Select one of the following:

  • GN

  • TSB

  • UREA

  • THO

  • Mycosel agar

Explanation

Question 32 of 46

1

The motility test is used to?

Select one of the following:

  • Blood cultures and sterility testing along with test bacteria motility

  • fecal testing and demonstrate motility of bacteria

  • fungal culture and demonstrate motility of bacteria

  • Demonstrate motility of bacteria

  • Sterile solution for diluting gram - bacteria for API testing

  • Sterile solution for diluting gram + bacteria for API testing

Explanation

Question 33 of 46

1

Which agar is used as a selective fungal medium?

Select one of the following:

  • GN

  • Gram negative broth

  • Thioglycollate broth

  • Trypticase soy broth

  • BE

  • BHI

  • Mycosel agar

Explanation

Question 34 of 46

1

Which contains cycloheximide and chloramphenicol to inhibit bacterial growth?

Select one of the following:

  • Mycosel agar

  • Thioglycollate broth

  • Trypticase soy broth

  • Urea agar slant

  • TSB

  • CA

  • BE

  • BHI

Explanation

Question 35 of 46

1

What contains gentamicin and chlortetracycline to isolate pathogenic fungi?

Select one of the following:

  • DTM

  • DTS

  • GN

  • BE

  • BHI

  • OF

  • NA

Explanation

Question 36 of 46

1

What causes color change in the presence of acid producing, rapidly growing fungi... and what color does it change?

Select one of the following:

  • DTM....phenol red

  • DTM... blue

  • DTM....green/blue

  • Dermatophyte test medium.... green/yellow

  • THIO w/indicator 135 c

  • GN

  • MME

Explanation

Question 37 of 46

1

Which is not a precaution to follow for DTM?

Select one of the following:

  • Dark area

  • Room temp

  • Keep the cap loose

  • Keep up to 60 days

Explanation

Question 38 of 46

1

What is 1 side DTM and the other side RSM?

Select one of the following:

  • Derm Duet

  • Derm-Duo

  • DDTM

  • Mycosel agar

  • GM

Explanation

Question 39 of 46

1

What turns blue/green with quick growing fungus?

Select one of the following:

  • Derm-Duet

  • DTM

  • Dermatophyte grow medium

  • GM

  • Thioglycollate broth

  • trypticase soy broth

Explanation

Question 40 of 46

1

is semisolid media
is liquid media
is a flat, round container of agar
is screwtop container which can be broth or agar
is tube of agar that has gel at an angle

Drag and drop to complete the text.

    Agar
    Broth
    Plate
    Tube
    Slant

Explanation

Question 41 of 46

1

Which is not one of the three things you should do with all media in a clinic?

Select one of the following:

  • Prevent condensation but incubating upside down

  • Check all media for accidental contamination

  • Check all expiration dates

  • Always keep the lid screwed on tight for all media

Explanation

Question 42 of 46

1

will grow all types of bacteria and some fungi
is how you differentiate between certain bacteria types
will only grow certain bacteria types

Drag and drop to complete the text.

    Nutritive
    Differential
    Selective

Explanation

Question 43 of 46

1

Which are selective for gram +?

Select one or more of the following:

  • Columbia colistin nalidixic acid

  • Phenylethyl alcohol

  • MAC

  • Mueller-Hinton agar

  • Hektoen enteric agar

  • Levine

  • Salmonella-Shigella agar (SS)

  • NA

Explanation

Question 44 of 46

1

Which are selective for gram -?

Select one or more of the following:

  • CNA

  • MAC

  • PEA

  • SS

  • MH

  • Levine

  • Hektoen enteric agar

Explanation

Question 45 of 46

5

Fill the blank spaces to complete the text.

Please identify the abbreviations for the following plates.

The columbia colistin nalidixic acid which is selective for gram + bacteria is also known as
The MacConkey II agar plate is also know as
Mueller-Hinton agar is also known as
Salmonella-Shigella agar is also known as
Trypticase soy agar known as TSA without blood is known as with 5% blood
Chocolate agar is known as

Explanation

Question 46 of 46

8

Fill the blank spaces to complete the text.

Identify the abbreviations.

Bile esculin agar also known as
Brain heart infusion as known as
Nutrient agar slant also known as
Oxidation fermentation medium with dextrose also known as
Thioglycollate broth also known as
Gram negative broth also known as
Dermatophyte test medium also known as

Explanation

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