Exam (elaborations)
MT (AAB) Microbiology Questions and Answers 2024
- Course
- Institution
MT (AAB) Microbiology
[Show more]
Content preview
MT (AAB) MicrobiologyWhat term describes the morphology of organisms that vary in size and shape? -
answerPleomorphic
Capsules are the basis of which test? - answerserotyping
A mucoid colony on blood agar medium indicates that which of the following
characteristics may be present? - answerOrganism has a capsule
WHat are the dark staining granules called? - answermetachromatic
Which organisms are nonmotile? - answerShigella and Klebsiella
In the bacterial growth cycle, growth ceases because nutrients are exhausted or toxic
metabolic products have accumulated in which phase? - answerStationary phase
Which genera of bacteria form spores - answerBacillus and Clostridium
What term is used to describe bacteria that grow in the absence of atmospheric oxygen
and obtain oxygen from oxygen-containing compounds? - answeranaerobes
What is the temperature at which bacteria grow best known as? - answeroptimum
On blood agar plates small zone of alpha hemolyisis surrounded by a zone of beta
hemolysis after refrigeration is known as what type of hemolysis? - answeralpha-prime
What is the most effective method of sterilization? - answerautoclaving
Which of the following is used for QC in a dry heat oven? - answerBacillus subtilis
Media that cannot be heated can be sterilized by what alternate method? -
answerFiltration
Which one of the following disinfectants is the most effective germicide against bacteria,
spores, tubercle bacilli, fungi, and viruses? - answerChlorine
What is a term that describes a process or treatment that renders a medical device,
instrument, or enviromental surface safe to handle - answerdecontamination
What color do Gram-positive bacteria stain? - answerpurple
, Acid-fast bacteria appear what color microscopically? - answerred
Acid-fast organisms in tissue are best stained by which of the following methods? -
answerKinyoun
Which of the following should be used to remove antimicrobials before culturing? -
answerantimicrobial removal device
Which statement concerning sodium polyanethol sulfonate (SPS) is NOT true? -
answerActivates some antimicrobials
What is the most abundant normal flora in throat cultures? - answeralpha-hemolytic
streptococci
What is the most common pathogen in throat cultures? - answerStreptococcus
pyogenes
Why is it recommended to stab blood agar plate when setting up throat cultures? -
answerSome streptococci may not produce beta hemolysis under aerobic conditions
Nasopharyngeal swabs are recommended for the detection of which carriers? -
answerH.influenzae, N.meningitidis, B. pertussis
Why is the first morning urine specimen preferred for urine cultures? - answerSpecimen
is more concentrated
What indicates vaginal or urethral contamination of urine? - answer> 10 squamous
epi/hpf
How are smears of CSF prepared? - answercentrifuged CSF sediment
Smears of CSF are usually stained with which stain? - answerGram stain
Which of the following tests for bacterial antigen on cultures isolated from CSF is more
sensitive and faster? - answerLatex agglutination tests
Which of the following is not the cause of a venereal disease? - answerHaemophilus
aegyptius
A pos coagulase test is observed for which of the following? - answerclotting of plasma
What is the preferred method of differentiating S.aureus from S. epidermidis? -
answerCoagulase test
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Dreamer252. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
53022 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now