CASE STUDY #10 Student Name: ——-
(8 pts.)
1.- (1 pts.) Clinical specimen collected from patient: ————————
What is the gram reaction, shape, and arrangement of the isolated organism? (note that the specimen shows a sample that has been slightly overdecolorized)
What is a tympanocentesis?
Why is an antibiotic susceptibility test ordered?
2.- Chart _ 3 pts.
TESTS
Order of test
1st
2nd
3rd
Description of Result
Interpretation of Results
organisms not eliminated with the test
Answer the questions below using the results of the biochemical tests, and any other material provided for these exercises.
3.- (1 pt.) The result of test 1 puts the bacteria isolated in the genus ——————
Based on the results obtained in test 1, the organism isolated could have which of the following oxygen requirement preferences?
A. Strict aerobe B. strict anaerobe C. Microaerophile D. Facultative anaerobe
E. Aerotolerant
4.-(1 pt.) In what type of receptacle are the following items disposed of in the lab exercise?
– cotton tip applicator – disposable tweezers
Is the organism isolated an opportunistic pathogen, or a true pathogen? Explain your answer.
Using Tests 2-3 explain the following:
5.-(1 pt.) For test 2: Medium used, principle of the test, any reagent or indicator used.
6.- (1 pt.) For test 3: Medium used, principle of the test, any reagent or indicator used.
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