Micro lab exam 1 Flashcards by Reagan Bethke

Q

beta hemolysis

A

complete destruction (clearing of medium)

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Q

alpha hemolysis

A

partial destruction; greenish color in medium

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Q

gamma-hemolysis

A

no hemolysis

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Q

spread plate

A

deposited far enough to grow individual colonies and isolated to start a pure culture

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Q

shape: puctiform

A

tiny pinpoint dots

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Q

margin: entire

A

smooth with no irregularities

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Q

margin: undulate

A

wavy

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Q

margin: lobate

A

lobed

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Q

margin: filamentous

A

unbranched strands

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Q

margin: rhizoid

A

branched like roots

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Q

opaque

A

light on surface but cannot see through it

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Q

transparent

A

can see through it

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Q

translucent

A

lighting shining through but not clear

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Q

filiform

A

slant: dense and opaque with smooth edge

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Q

friable

A

slant: crusty

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Q

spreading edge

A

slant: produced by motile organisms

Q

pellicle

A

broth: growth on top of the medium

Q

sediment

A

broth: growth sinks to bottom

Q

flocculent:

A

broth: clumped growth

Q

A