Exam 55: Assisting in Microbiology and Immunology

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

It can take up to approximately 16 weeks for an HIV immunoassay to show evidence of disease.

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

Specimens should be collected during the acute phase of an illness and 24 hours after antibiotics are prescribed.

The term __________ refers to conditions outside a living body, such as bacteria grown on a culture plate.

A stool for O&P is used to diagnose both amebic dysentery and giardiasis.

A cellulose tape test for pinworms requires:

Explain how to inoculate a blood agar plate to culture Streptococcus pyogenes.

A vaccine is available to prevent meningococcal meningitis.

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

__________ is used medically to combat viral infections and cancer.

Tetanus is caused by a spore-forming, anaerobic bacillus that is most likely to be seen in deep wounds.

Malaria is diagnosed from a stained blood sample that is examined under the microscope for the protozoal parasite.

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.

In the scientific name Escherichia coli, the name coli indicates the:

Blood agar that is used to test for strep throat is which type of medium?

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

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

HIV screening can be performed only on a blood sample from the patient.

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