Exam 48: Assisting in Microbiology and Immunology

A urinary tract infection can be diagnosed if an organism isolated from a CCMS specimen is found in pure culture and is present in a quantity greater than ________ per milliliter of urine.

___________ are tiny, gram-negative organisms transmitted by blood-sucking insects.

The goal of maintaining the quality of a specimen is to make sure it remains _________.

An influenza diagnosis is confirmed by cultures grown from nasopharyngeal swabs.

Which of the following is true about gonorrhea?

Bacterial endospores allow a microorganism to survive harsh environments.

A chlamydia specimen must be transported to the laboratory on ice immediately after collection.

Most pathogenic organisms remain viable at temperatures of ____° C.

__________ are specific structures within a cell that perform a particular cellular function.

When stained with Gram's stain, gram-negative cells will stain

An organism that is unlikely to be transmitted by sexual contact is

Which color indicates gram-positive bacteria?

Which of the following will need a blood sample for diagnosis?

__________ are members of a class of invertebrate animals that includes insects, crustaceans, and arachnids.

The Epstein-Barr virus causes mononucleosis.

Negative rapid strep test results must be confirmed with a throat culture, because the rapid strep test is highly specific but not highly sensitive.

When a urine culture is performed, suspicious colonies are subcultured onto an appropriate medium to isolate them in a(n) _____________.

When bacteria are found in grapelike clusters, which of the following prefixes is used?

Sensitivity testing is used to determine

Mycobacterium tuberculosis is the organism that causes tuberculosis and also is an anaerobe.