A4 – PHID

A4

1 / 5

The monitoring of influenza-like illness is a form of

syndromic surveillance

immunological diagnosis

microbiological screening

molecular study

specimen culture

2 / 5

Diagnosis of an infection can be made by all of the following methods except

detecting host response to the infection

direct visualization of the pathogen

detecting antigen of the pathogen

determining the basic reproductive number

examining culture characteristic of collected specimen

3 / 5

Gram stain is used for detecting

some bacteria

Mycobacterium tuberculosis

virus

parasites

insects

4 / 5

Which of the following is not a characteristic of pathogen as revealed by Gram stain?

positive staining cocci

negative staining bacilli

positive staining bacilli

negative staining cocci

acid fast bacilli

5 / 5

In the investigation of an infection,

antibody detection often comes before antigen detection

the presence of antibody usually indicates active disease

there is no window period for antibody detection

antibody detection may mean past or current infection

antigen detection is often more sensitive than antibody detection

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