Microbiology and Pathology Quiz 3

In a closed culture system, during which phase of bacterial growth curve is cell division balanced by cell death, so the total number of viable bacteria remains roughly constant?

Obligate anaerobic bacteria are characterized by their:

Gram-positive bacteria differ from Gram-negative organisms by having:

Which component of Gram-negative bacteria is primarily responsible for endotoxin activity?

Which leukocyte is the first predominant cell in acute bacterial inflammation?

A granuloma consists of:

Which exudate type is best described as protein-poor, watery fluid like that seen in a blister from a burn?

The first immunoglobulin isotype produced in a primary immune response is:

Which clinical condition is primarily a T-cell–mediated delayed hypersensitivity reaction?

Which disease is best classified as an organ-specific autoimmune disorder?

Oral lesions of tuberculosis most often arise by:

A painless indurated ulcer on the lip that heals without scarring after several weeks most likely represents:

In an HIV-positive patient, oral candidiasis is common because:

Which is a major modifiable risk factor for atherosclerosis?

Which laboratory marker is most specific and remains elevated for several days after

Long-standing poorly controlled type 2 diabetes commonly leads to:

An increase in the number of cells in response to chronic irritation, as seen in gingival enlargement from plaque, is an example of:

Which feature most strongly suggests a benign neoplasm?

Carcinomas most commonly metastasize via which pathway?

“Carcinoma in situ” of oral epithelium is best defined as: