Term
Give the Gram reaction and morphology
[image] |
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Definition
Gram-positive cocci (sarcina - tetrads) |
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Term
Give the Gram reaction and morphology
[image] |
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Definition
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Term
Gram reaction and morphology
[image] |
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Definition
Gram negative coccobacilli |
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Term
Gram reaction and morphology
[image] |
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Definition
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Term
Name the type of hemolysis for A
[image] |
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Definition
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Term
Name the type of hemolysis for B [image] |
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Definition
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Term
Name the type of hemolysis for C [image] |
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Definition
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Term
True or False This catalase test most likely identifies Streptococcus pyogenes [image] |
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Definition
False All Streptococcus species are catalse negative |
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Term
What reagent was added to cause this reaction with catalase? [image] |
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Definition
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Term
For this bile solubility test, name the reagent added and the most likely organism we studied. [image] |
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Definition
sodium deoxycholate Streptococcus pneumoniae |
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Term
Which number would identify Staphylococcus epidermidis from Staphylococcus aureus in this coagulase test? [image] |
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Definition
The correct answer is #2.
Staphylococcus epidermidis is coagulase negative |
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Term
#1 is the correct coagulase test for Staphylococcus aureus
True or False [image] |
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Definition
True Staphylococcus aureus is coagulase positive |
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Term
Which letter is indole negative? [image] |
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Definition
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Term
Which letter is indole positive? [image] |
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Definition
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Term
Look at the two MIO tubes labeled #1. The second number always indicates the addition of Kovac's reagent. Interpret tubes #1. [image] |
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Definition
Indole positive
Non-motile Ornithine negative |
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Term
Look at the two MIO tubes labeled #2. The second number always indicates the addition of Kovac's reagent. Interpret these tubes. [image] |
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Definition
Indole negative Motile Ornithine positive |
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Term
Look at the two MIO tubes labeled #3. The second tube indicates the addition of Kovac's reagent. Interpret the results
[image] |
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Definition
Indole positive
Motile
Ornithine positive |
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Term
Which tube is positive for bile esculin?
[image] |
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Definition
the right tube shows the positive reaction for bile esculin |
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Term
For this oxidase test, which letter would most appropriately match the reaction of E. coli? [image] |
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Definition
B
E. coli and most other enterics are oxidase negative |
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Term
Which letter shows an oxidase positive reaction?[image] |
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Definition
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Term
Which tube is positive or demonstrates survival in 6.5% NaCl? [image] |
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Definition
the left tube. Turbidity in salt = positive reaction |
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Term
The tube the arrow points to indicates what hippurate reaction? What Strep organism is associated with this reaction? [image] |
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Definition
The right tube shows a positive hippurate reaction Streptococcus agalactiae |
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Term
True or False This CAMP test is positive[image] |
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Definition
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Term
What two organisms are involved in this reaction? [image] |
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Definition
Staphylococcus aureus and Streptococcus agalactiae |
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Term
This organism shows what type of reaction for DNase? [image] |
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Definition
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Term
On this Mannitol Salt Agar, the most likely organism present is:___________ [image] |
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Definition
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Term
True or False Staphylococcus saprophyticus demonstrates the following reactivity with Novobiocin
[image] |
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Definition
False
Staphylococcus saprophyticus is resistant to Novobiocin, but S. aureus and S. epidermidis are susceptible. |
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Term
True or False Streptococcus pyogenes demonstrates the right reaction for PYR What reagent was added?
[image] |
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Definition
1) True 2) p-dimethylaminoacinnamaldehyde |
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Term
The most likely identity of this organism is: _______ It is Bacitracin ______________ [image] |
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Definition
Streptococcus pyogenes
susceptible |
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Term
The identity of an organism that grows in 6.5% NaCl, Catalase =, Bile Esculin +, and PYR + is:
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Definition
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Term
A P disk was placed on this plate. 1) What is the other name for this antibiotic? 2) What is the most likely organism from Streptococcus? [image] |
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Definition
1) Optochin 2) Streptococcus pneumoniae or pneumococcus |
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Term
Interpret the second tube: Red slant/red butt [image] |
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Definition
No fermentation. Peptone catabolized aerobically and anaerobically with alkaline products.
Alk/Alk |
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Term
Interpret the third tube: red slant and yellow butt
[image] |
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Definition
Glucose fermentation with acid production. Proteins catabolized aerobically (in the slant) with alkaline products
Alk/A |
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Term
Interpret the fourth tube: yellow slant and yellow butt [image] |
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Definition
Glucose and lactose and/or sucrose fermentation with acid accumulation in slant and butt. Gas production A/(A) |
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Term
Interpret the fifth tube [image] |
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Definition
Glucose and lactose and/or sucrose fermentation with acid accumulation in slant and butt. Gas production and sulfur reduction. A/(A)/+ |
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Term
Interpret the sixth tube [image] |
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Definition
Glucose fermentation with acid production. Protein catabolized aerobically (in the slant) with alkaline products. Gas production and sulfur reduction occurred. Alk/(A)/+ |
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Term
Name three organisms with this IMViC reaction:
++-- |
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Definition
E. coli
Edwardsiella tarda
Morganella |
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Term
Name three organisms with this IMViC reaction: - - + + |
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Definition
Enterobacter aerogenes Enterobacter cloacae Klebsiella pneumoniae |
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Term
True or False This organism requires hematin for growth. The most likely organism is? [image] |
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Definition
True. This organism requires hematin (aka X factor, hemin) for growth. It's most likely Haemophilus ducreyi |
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Term
What three organisms demonstrate this pattern of growth for X and V factors? [image] |
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Definition
Haemophilus influenzae, Haemophilus influenzae (aegypticus), and Haemophilus haemolyticus |
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Term
What does this β-lactamase result indicate? [image] |
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Definition
The organism produces β-lactamase making it resistant to β-lactam antibiotics |
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Term
Interpret these results: [image] |
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Definition
The organism is able to do both oxidation and fermentation (or fermentation only). |
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Term
Interpret these results: [image] |
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Definition
The organism is able to oxidize sugars |
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Term
Interpret these results: [image] |
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Definition
The organism is asaccharolytic or nonsaccharolytic. Doesn't perform sugar metabolism |
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Term
What reagent was added to cause the reaction in the top tube for the phenylalanine deaminase test? [image] |
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Definition
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Term
What Neisseria species does this? [image] |
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Definition
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Term
What Neisseria species does this?
[image] |
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Definition
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Term
What Neisseria species does this?
[image] |
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Definition
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Term
Which tube demonstrates citrate positive reaction? [image] |
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Definition
The tube with the deep dark blue-colored agar |
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Term
What is the name of this phenomenon and what organisms are involved? [image] |
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Definition
satellitism Staphylococcus aureus is the main, large inoculated colony
Haemophilus make up the tiny colonies because they require the V factor produced from S. aureus |
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Term
Which test tube is positive for methyl-red?
[image] |
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Definition
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Term
Voges-Proskauer Test Results |
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Definition
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