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Questions and Answers
A patient presents with an oral infection. Culture results reveal the presence of Aggregatibacter actinomycetemcomitans. Where is this bacterium MOST likely located?
A patient presents with an oral infection. Culture results reveal the presence of Aggregatibacter actinomycetemcomitans. Where is this bacterium MOST likely located?
- Sputum
- Mouth (correct)
- Gingiva
- Saliva
A researcher is studying the microbial composition of different locations within the gastrointestinal tract. If they are specifically interested in Bacterionema matruchotii, from which location should they collect their samples?
A researcher is studying the microbial composition of different locations within the gastrointestinal tract. If they are specifically interested in Bacterionema matruchotii, from which location should they collect their samples?
- General distribution
- Gingiva (correct)
- Mouth
- Saliva
Which bacteria are MOST likely identified from a sample of a patient's sputum?
Which bacteria are MOST likely identified from a sample of a patient's sputum?
- _Lactobaciliter freundi, Gordonia bacterium, Mycobacterium chelonae, Neisseria sicca_ (correct)
- _Actinomyces species, Aggregatibacter actinomycetemcomitans_
- _Bacterionema matruchotii_
- _Bacteroides fragilis, Campylobacter coli_
What is the MOST likely habitat of Campylobacter coli?
What is the MOST likely habitat of Campylobacter coli?
A microbiologist aims to isolate Lactobacillus species from a patient. Which sample is MOST appropriate for this analysis?
A microbiologist aims to isolate Lactobacillus species from a patient. Which sample is MOST appropriate for this analysis?
Flashcards
Gastrointestinal Flora: General Distribution
Gastrointestinal Flora: General Distribution
Common bacteria found throughout the gastrointestinal tract.
Mouth Flora
Mouth Flora
Common bacterial species residing in the mouth.
Gingiva Flora
Gingiva Flora
A bacterium associated with the gingiva (gums).
Saliva Flora
Saliva Flora
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Sputum Flora
Sputum Flora
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Study Notes
- Normal flora in the gastrointestinal tract include Bacteroides fragilis and Campylobacter coli
Mouth
- Flora found in the mouth includes Actinomyces species and Aggregatibacter actinomycetemcomitans
Gingiva
- Bacterionema matruchotii is found in the gingiva
Saliva
- Lactobacillus species can be found in Saliva
Sputum
- Flora present in sputum includes Lactobaciliter freundi, Gordonia bacterium, Mycobacterium chelonae, and Neisseria sicca
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