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Textbook of Diagnostic Microbiology, 6th Edition By Connie Mahon
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Textbook of Diagnostic Microbiology, 6th Edition By Connie Mahon
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Textbook of Diagnostic Microbiology, 6th Edition By Connie Mahon
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Mahon Textbook of Diagnostic Microbiology, 6th Edition Test Bank
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TEST BANK For Textbook of Diagnostic Microbiology,6th Edition By Connie Mahon
What is the primary purpose of microbiology? - ANSWER:Identify Bacterial
Pathogens
What temperature do most bacteria prefer? - ANSWER:20-40 C
What pH do most bacteria prefer? - ANSWER:6.5-7.5
What are the specific requirements that bacteria have? - ANSWER:Temperature
pH
Oxygen
Nutrition
Bacteria that require oxygen. - ANSWER:Aerobes
Bacteria that are killed in the presence of oxygen or their growth is slowed. -
ANSWER:Obligate Anaerobes
Bacteria that can survive without oxygen but growth is limited. - ANSWER:Facultative
Anaerobes
Bacteria that prefer reduced oxygen tension. - ANSWER:Microaerophilic
Bacteria that require high levels of carbon dioxide. - ANSWER:Canophilic
What are the three groups that bacteria are organized into based on their shape? -
ANSWER:Coccus
Bacillus
Spiral
Spherical cells. - ANSWER:Cocci
What is an example of a cocci? - ANSWER:Staphylococcus Aureus
Bacterial that is shaped like rods or cylinders. - ANSWER:Bacilli
What is an example of a bacilli? - ANSWER:Bacillus Anthracis
Bacterial morphology that usually occurs singly, can be tight, loose, or coma shaped
spirals. - ANSWER:Spiral
, What is an example of a spiral bacterial morphology? - ANSWER:Leptospira Pomona
What are five different bacterial arrangement patterns we can have? -
ANSWER:Single
Pairs
Clusters/Bunches
Chains
Palisade
Bacterial arrangement pattern. - ANSWER:Palisade
Intracellular refractile bodies in some bacteria. - ANSWER:Endospores
Two types of bacteria that form spores. - ANSWER:Bacillus
Clostridium
Spores are tough and resistant to ____________, ___________, and
_______________. - ANSWER:Heat
Chemicals
Radiation
What are the three possible spore locations? - ANSWER:Central
Subterminal
Terminal
Spore location that is present near the end of the bacteria. - ANSWER:Subterminal
Spore location that is at the end of the bacteria. - ANSWER:Terminal
Bacterial cells contain a _________ strand of DNA. - ANSWER:single
What is the primary method that bacteria use to reproduce? - ANSWER:Binary
Fission
What are the two most common stains we use for microbiology samples? -
ANSWER:Gram Stain
Acid Fast
Stain that is used to characterize bacteria as gram negative or gram positive (based
on the cells wall structure). - ANSWER:Gram Stain
What color will bacteria stain if it is gram positive? - ANSWER:Purple
What color will bacteria stain if it is gram negative? - ANSWER:Red
What two types of bacteria are detected by acid-fast stain? -
ANSWER:Mycobacterium
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