Duplicate of Unit 3 Review

Bacteria that grow at low levels of oxygen? Bacteria that oxygen is lethal for?

Which agar is selective for Campylobacter spp?

This microscope uses visible light passing through specimens and lenses to magnify organisms?

Which of the following is NOT a limitation of standardization?

Which media contains Crystal violet (Inhibits GP's) and Neutral Red (pH indicator)?

Why must antimicrobial agents have sufficient levels at the site of infection?

What are the two methods to rapid identification?

Which agar is selective and differential for Vibrio spp?

Medically important microorganisms grow at this temperature?

Why do we standardize susceptibility testing?

Thio broth is an _______ broth used for ____________.

Microscope lens: (A. Closest to eye / magnification) (B. Closest to specimen / magnification)

Agar defined / broth defined

Define intrinsic resistance?

If the CO₂ incubator is down for maintenance, a _________ may be used?

Lack of correlation between in vitro and in vivo is considered?

In the Gram stain process, which stain bonds alkaline dye to the bacteria cell wall?

Uses electrons instead of light to view specimens. Beam scans the surface & provides a 3D view?

Why is Bacitracin is no longer widely used?

Antimicrobial panel defined?

What two methods can be used to fix a specimen to a slide?

The PYR test uses what reagent to produce a bright red color indicating a positive result?

1. Describe the Catalase test____? 2. Can RBC's contaminate this test and give false reactions?

Interpretive categories for minimal inhibitory concentration (MIC)?

Phenylethyl Alcohol agar and Colistin Nalidixic Acid agar are used for?

Micoorganisms with long chain fatty (mycolic) acids are able to resist _____ and are called?

Add powder to a beaker of distilled water, place it on a burner to prepare_____________?

The metabolic profile is the organisms _______ and is recorded by a series of __________?

________________utilization is an important factor in bacterial identification.

Under what atmospheric conditions will facultatively anaerobic bacteria grow?

Define genotype?

Which is a component of antimicrobial susceptibility testing?

Describe the Oxidase test?

Phase-contrast microscopy is used to identify which types of organisms?

When is confluent bacterial growth on a plate used?

Lysis of RBC's & the release of intracellular nutrients (X & V) gives which media its color?

Size, pigmentation, shape and odor?

Supportive media ___________?

All are advantages to using disk-diffusion testing EXCEPT?

_____ are used to replicate environmental conditions in the lab for growing microorganisms?

Describe the Hippurate test?

Beta-lactam antimicrobial agents kill bacteria by?

_________ is used to enhance the growth of a particular bacterial pathogen?

Capnophilic organisms grow in high levels of _______?

Define phenotypic?

Which one of these acid fast staining methods is correct?

Uses electrons instead of light to view specimens. Beam is passed through to view internals.

All are modes of action of antibacterial agent EXCEPT?

You can use this test to check for a bacteria's ability to produce the enzyme trytophanase?

To successfully kill a microorganism, the _______ form of the antimicrobial agent must be used.

Which of the following is not one of the applications of microscopy in diagnostic microbiology?

How are broth dilutions measured when testing organisms with antimicrobial agents?

What should you use to place specimen on a slide?

_______ & ________ will be red on the _______ agar?

The 4 colony sizes reported from agar plates?

Establishing inhibitor profiles is defined as?

Light passes through the specimen and are partially deflected by different densities

Interruption/disturbance of one or more steps essential for effective antimicrobial action.

Complex nutritional needs / basic nutritional needs

Ziehl-Neelsen and Kinyoun are two methods of which staining type?

You can use this test to check for a bacteria's ability to produce ammonia?

How many hours of incubation do most conventional identification schemes require?

Define the Single Substrate Utilization test?

Uses dyes that are raised to a higher level after absorbing UV (excitation) light?

Why is a Standardized inoculum used?

The oxidative / fermentative test uses _________, one of which is __________?

Microscope altering method that shines the light at an oblique angle to the specimen?

A benefit of using commercial identification systems is?

Define acquired resistance?

Biologic vs clinical antimicrobial resistance is defined as?

A dark background, reflected light and a ruler is used for?

In the Gram stain process, which stain is called the primary stain?

Broth dilution involves?

What reactions are recorded from a gram stain?