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Please answer and explain
TOPIC: STAINING FECAL SMEARS
1.) What are the advantages of staining fecal smears with permanent stains (namely: Iron hematoxylin stain, Wheatley's trichrome stain, and modified acid-fast stain)? Enumerate more than two and explain.
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- Please answer and explain. Provide references if possible: TOPIC: STAINING FECAL SMEARS 1.) What is the purpose of xylene in the procedure of staining fecal smears?Please answer and explain. Provide references if possible: TOPIC: STAINING FECAL SMEARS 1.) What are the advantages of staining fecal smears? Enumerate more than two and explain.In performing the Kirby-Bauer procedure in a clinical laboratory setting, why must the agar be a certain depth? Why must the absorbance of the inoculum be standardized?
- Please answer and explain. Thank you! What are the characteristics of an ideal fecal smear in wet mounts?Which test require a straight line inoculation? Choose all that apply. A) Bile esculinase B) NaCl C) DNA hydrolysis D) HemolysinPlease explain briefly how the Bile Esculin Test works. How is a positive test attained? What does the positive test tell us?
- Direct Fecal Smear: 1. Why is NSS preferred over water in preparing fecal smear? 2. What is the effect of a very thin preparation? Of a very thick preparation? 3. Why do you have to fish the blood or mucoid portion?Can a P1000 micropipette be used to accurately pipet a glycerol solution? Why or why not? What about a serological pipette?What are the advantages and disadvantages of using the Slide Culture technique? Please elaborate thank you.