Microbiology Flashcards
What are the 4 common skin pathogens?
- Bacteroides
- Pseudomonas
- Staph A
- Strep Pyo
What are the 2 common non-bacterial skin pathogens?
- Fungi
- HSV
What are the 6 typical respiratory pathogens?
- Strep P
- H flu
- M Cat
- Pseudomonas
- Klebsiella
- Staph A
What are the 3 atypical respiratory pathogens?
- Mycoplasma
- Chlamydophila
- Legionella
What are the 2 common viral respiratory pathogens?
- Influenza virus
- Covid 19
What are the 6 common enteric pathogens?
- E. coli 0157H7
- Campylobacter
- Salmonella
- Shigella
- Yersinia
- Vibrio
What are 2 common enteric pathogens that can cause parasitic infections?
- Giardia lamblia
- Cryptosporidium
What are the 4 common urinary tract pathogens?
- E. coli
- Klebsiella
- Enterococcus
- Enterobacteriaceae
What are the 3 common sexually transmitted pathogens?
- Chlamydia
- Gonorrhea
- Treponema pallidum (Syphilis)
What bacteria are associated with the following bite wounds?
a. cats (and dogs)
b. dogs
c. humans
a. pasteurella multocida
b. pasteurella canis
c. eikenella corrodens
When obtaining a throat swab what are the 2 tests and in which order should they be done?
- rapid strep antigen test
2. culture test
Adequate specimen is described as ____ than 10 squamous epithelial cells/LPF.
< 10
*Poor/contaminated specimen is > 10
When collecting blood cultures what is the order of collection?
- aerobic (blue cap)
2. anaerobic (red cap)
Before collecting specimen for a blood culture, the area should be cleansed using what?
70% alcohol + 2% chlorhexidine
When performing a direct stain, crystal violet will be picked up by what type of gram bacteria?
gram positive
When performing a direct stain, a counter stain with Safranin will be picked up by what type of gram bacteria?
gram negative
Which of the following susceptibility test results signify it is ok to treat the patient with the measured antibiotic?
a. sensitive
b. intermediate
c. resistance
a. sensitive
Legionella pneumophilia is better seen with which type of stain?
Direct fluorescent antibody stain
What is the gold standard for C-Diff testing?
Tissue culture cytotoxicity assay
What is the most common type of toxin testing for C-Diff?
Enzyme immunoassay
Nucleic Acid Amplificaton (NAAT) is a good test to identify what 3 pathogens?
- chlamydia
- gonorrhea
- mycobacterium tuberculosis
Which of the following type of tests is not appropriate for early disease detection?
a. Susceptibility test
b. Antigen Detection
C. Serology
D. NAAT
C. Serology
Which of the following tests is good for detecting host antibodies?
A. Susceptibility test
B. Antigen Detection
C. Serology
D. NAAT
C. Serology
Which of the following tests is valuable for detection of difficult to detect/grow organisms?
A. Susceptibility test
B. Antigen Detection
C. Serology
D. NAAT
D. NAAT
