Which of the following would suggest your stock culture is contaminated? Gram stain indicates Gram-positive bacilli. Broth media become turbid. Gram stain indicates both Gram-positive cocci and Gram-negative bacilli. Colony morphology is uniform on the streak isolation plate. Gram stain indicates Gram-positive staphylococci.

Which of the following would suggest your stock culture is contaminated? Gram stain indicates Gram-positive bacilli. Broth media become turbid. Gram stain indicates both Gram-positive cocci and Gram-negative bacilli. Colony morphology is uniform on the streak isolation plate. Gram stain indicates Gram-positive staphylococci.

Microbiology for Surgical Technologists (MindTap Course List)

2nd Edition

ISBN:9781111306663

Author:Margaret Rodriguez, Paul Price

Publisher:Margaret Rodriguez, Paul Price

Chapter4: The Prokaryotes

Section: Chapter Questions

Problem 3UTM: A surgical technologist working in the Central Sterile Processing Department is asked to run the...

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A surgical technologist working in the Central Sterile Processing Department is asked to run the steam sterilizer (autoclave) with a biological monitor for the first load of the day without any instrument trays or items. What must be done with the bacterial sample after it is processed in the sterilizer?
you are given a mix culture of S aureus, E. coli and P. aeruginosa. besides using the streak plate method what other method could you choose to separate the bacteria? the result you will be looking for and interprete the result.
What method is best for for isolating a colony on a TSA plate? A. Swab plate B. Straight line inoculation with a loop C. Streak plate with a loop D. Spread plate with a glass spreader
you are given a mixed culture of s. aureus, E. coli and P. aeruginosa. how would you isolate each other from this mixed culture?( Besides using plate technique)
After performing a Gram stain on a Gram negative bacteria, the specimen does not show pink or purple bacteria. Which of the following could notexplain why this occurred? Decolorizer was used after safranin Safranin was not used Crystal violet was not used The specimen was not heat-fixed
In a bacterial culture on an agar plate, what is a zone of inhibition? An area where the growth of bacteria is increased compared to the rest of the agar plate An area where the growth of bacteria is prevented or reduced compared to the rest of the agar plate An area where the growth of bacteria is not affected compared to the rest of the agar plate An area where the the agar becomes contaminated with mold
The below photograph shows a Gram-stained slide viewed using a light microscope set at brightfield of a clinical sample from a patient with symptoms suggesting an infection. The slide was viewed with x100 objective. What could be the most likely cause of infection? Gram positive bacteria, either rods or cocci Gram positive rod shaped bacteria or yeast Gram negative rod or cocci shaped bacteria Gram negative bacteria, either rods or cocci
Which of the following is not meant to reduce contamination of yoru sample? avoiding hand contact with the speciman none of these heating the inoculation loop until red heat fixation of the speciman flaming the lip of a test tube culture
You are givena mix culture of S. aureus, E. coli and P. aeruginosa. Besides using the streak plate method what other methods could you use to separate the bacteria? Please state what methods you would use, the result you would be looking for and interpret the result.
A Gram stain indicates purple cells that are round and attached in chains. Which of the following best describes these results? A Gram stain indicates purple cells that are round and attached in chains. Which of the following best describes these results? Gram-negative streptococci Gram-negative streptobacilli Gram-positive streptococci Gram-positive staphylococci Gram-positive cocci, sarcinae
Which of the following serves as a counterstain for the gram-stain technique? It also happens to be the counterstain for the endospore staining technique.
Which of the following can be used to distinguish one colony from another on an agar plate? Select all that apply. a. Shape b. Color c. Gram stain d. Cell arrangement e. Size f. Elevation g. Margin h. Texture