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Explain several techniques in specimen collection and the
concerns in acquiring good cultures.
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- Describe the general principles in specimen collection.What alternative measures can be done if preservation of specimens is not possible?Explain why specimens should be taken aseptically and processed quickly to ensure accurate results, even when nonsterile sites are being sampled and selective media are to be used.
- Distinguish between Fine Needle Aspirate Biopsy and Core Needle Biopsy in terms of specimen collection and specimen obtained during a procedure.What is the significance of properly labeling collected specimen?What should be taken into consideration in the selection of the culture preservation method?
- Describe some direct methods of testing a specimen.Describe how immediate direct examination of a specimen is useful to determine microscopic morphology.What are the key points necessary for proper collection ofclinical specimens, and why is it important that diagnostic testsfor these specimens are both highly specific and sensitive?
- Prove that biological capacity influence one's culture. Cite 3 specific evidences. Strictly no plagiarism.Enumerate the anticoagulants that can be used in specimen collection for hematocrit determination and state the advantages and/or disadvantages.Describe what is involved in direct specimen testing, presumptiveand confirmatory tests, cultivating and isolating the pathogen, biochemicaltesting, and gene probes.