Exam 27: Diagnostic Microbiology

Chocolate agar is an example of a ________ medium.

Common contaminants in blood drawn from a vein include all EXCEPT which of the following?

At this time,EIA tests are too difficult for routine diagnoses.

Salmonella is commonly associated with wound infections.

A laboratory in which Ebola virus is studied would be classified as a BSL-________ laboratory.

When a fecal sample is collected from an ill patient,how are each of the following identified: bacterial cell,eukaryotic protist,and virus?

Use specific examples to describe the difference between a differential and a selective medium.

One problem with the EIA test is the disposal of radioactive wastes.

Explain the principle difference between direct agglutination and passive agglutination.

EMB agar preferentially selects for the growth of ________ bacteria.

The use of selected culture media and incubation conditions to isolate microorganisms from samples is known as a(n)

SYBR Green,commonly used in qPCR,binds nonspecifically to

In cases of suspected foodborne or waterborne infections,fecal samples should be inoculated into a variety of selective media.

The basis for blood typing is referred to as

Differentiate between the various biosafety levels and when they are most appropriately used.

Antibody titer can be measured by

Which of the following is a cause of drug-specific resistance in disease-causing organisms?

Nucleic acid probes and immunological reagents are NOT commonly used in the clinical laboratory for the diagnosis of viral disease,because the cultivation of the virus is often difficult or even impossible.

Which of the following antibiotics inhibits RNA synthesis?

Blood agar is an example of a(n)________ medium.