. What is the purpose of fixation in cytological staining?
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1. What is the purpose of fixation in cytological staining?
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- 3. Explain acid fast staining?1. What is the purpose for using stains? What microbial characteristics can one ascertain from a simple stain? 2. Why is it necessary to make a heat-fix smear and what are the disadvantage of heat fixing?What do you think there are 2 staining reagents applied in differential staining?
- 5. You receive a bacterial culture in the lab and your job is to figure out information which will be helpful. You are only allowed to use one of the staining methods we practiced. Which one would be the best option? Why? And what will this information help you determine? Explain.1. What is the usual stain used for staining a sputum smear? 2. Give the principle of acid fast staining and gram staining.13. A staining that divides organisms into two groups depending on their staining is referred to as __________. a) simple staining b) differential stain c) structural staining d) morphological staining
- 1. why is it necessary to employ a spore stain rather than rely on diagnosis of sporing from examination of gram stain 2.What is the purpose of the bacterial capsule?1. What is the significance of soaking the container in bleach? 2. What is the significance of keping the container closed except when pouring the medium; partially opening the container during pour-plating in preparing culture media?Describe how simple staining and fluorescence staining are similar and how they are different. What are the advantages of each?