Midterm Practicum Flashcards

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1
Q

Is Escherichia coli gram what?

A

Gram negative - reddish pink

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2
Q

What is Escherichia coli shape and arrangement?

A

Shape: bacillus / rod with rounded edges

Arrangement: diplobacilli bacilli

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3
Q

Is Escherichia coli acid fast or sporeforming?

A

Escherichia coli is non-acid fast (blue) and not spore forming (no green)

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4
Q

What gram is Staphylococcus epidermidis?

A

Gram positive: purple

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5
Q

What shape and arrangement is Staphylococcus epidermidis?

A

Shape: cocci, sphere, irregular grape structure

Arrangement: Staphylococci

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6
Q

What is the gram status of Bacillus subtilis?

A

Gram positive: purple

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6
Q

What is the shape and arrangement of Mycobacterium smegmatis?

A

Shape: rod, bacillus

Arrangement: Bacilli

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6
Q

What is the shape and arrangement of Bacillus subtilis?

A

Shape: rods, with rounded edge, bacillus

Arrangement: might be palisades or streptobacilli

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6
Q

Is Staphylococcus epidermidis acid fast or sporeforming?

A

Staphylococcus epidermidis is non acid fast (blue) and not spore forming (no green)

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7
Q

What is the shape and arrangement of Clostridium sporogenes?

A

Shape: rod, bacillus

Arrangement: palisades

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7
Q

Is Bacillus subtilis acid fast or spore forming?

A

Bacillus subtilis is non acid fast (blue) and is spore forming (will have green spores)

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8
Q

What is the gram status of Mycobacterium smegmatis?

A

Mycobacterium smegmatis is gram positive: purple

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8
Q

What gram status is Clostridium sporogenes?

A

Gram positive: purple

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8
Q

Is Clostridium sporogenes acid fast or spore forming?

A

Clostridium sporogenes is non acid fast (blue) and is spore forming (green spores)

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9
Q

What gram status is Serratia marescens?

A

Serratia marescens is gram negative: reddish pink

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9
Q

Is Mycobacterium smegmatis acid fast or spore forming?

A

Mycobacterium smegmatis is acid fast (reddish purple) but not spore forming (no green spores)

10
Q

What is the shape and arrangement of Serratia marescens?

A

Shape: rod, bacillus

Arrangement: dilpobacilli, streptobacilli

11
Q

Is Serratia marescens acid fast or spore forming?

A

Serratia marescens is not acid fast (blue) and non spore forming (no green spores)

12
Q

What is the gram status of Micrococcus luteus?

A

Micrococcus luteus is gram-positive: purple

13
Q

What is the shape and arrangement of Micrococcus luteus?

A

Shape: sphere, cocci

Arrangement: tetrad

14
Q
A