When is the best time to collect a specimen for bacterial culture? A. acute phase of disease C. incubation period B. window phase D. after antimicrobial therapy

Mannitol salt agar is often used to differentiate between a. Staphylococcus spp. and Streptococcus spp. b. Different species of Candida c. Different species of Staphylococcus d. Different species of Streptococcus

The bacterium Bacillus anthracis was stained with gram staining, endospore staining, acid-stain staining and capsule staining. What result would you expect to see?   a. none of these answers b. gram positive, endospore negative, acid-fast negative, capsule positive c. gram negative, endospore positive, acid-fast positive, capsule negative d. gram positive, endospore positive, acid-fast negative, capsule positive e. gram negative, endospore positive, acid-fast negative, capsule negative    thank you!!

8. Match the following. A. Killing all bacteria on medical equipment via autoclaving 1. Sanitization B. Swabbing an injection site with alcohol prior to inoculation 2. Disinfection C. Application of triple antiviotic ointment to a topical wound 3. Degerming D. Use of phenol based product to clean a toilet 4. Sterilization E. Washing eating utensils in the dishwasher 5. Antisepsis 6. Chemical F. Incineration of Biohazard waste G. Filtration of heat labile liquids 7. Biological 8. Physical H. Using bacteriophages as a treatment I. Using Nitric Oxide to sterilize petri plates 9. Mechanical

35. Which test tube contains the bacteria that strictly require a low oxygen concentration? O b. Ú O d.