In an Immunodiffusion Test to Diagnose Histoplasmosis, a Patientʹs Serum

question 8

Multiple Choice

In an immunodiffusion test to diagnose histoplasmosis, a patientʹs serum is placed in a well in an agar plate. In a positive test, a line forms as the serum diffuses from the well and meets material diffusing from a second well. What type of test is this?

• A) a precipitation reaction
• B) a direct ELISA test
• C) a complement-fixation test
• D) an agglutination reaction
• E) an indirect ELISA test

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Definitions:

Voluntary Associations

Groups formed by individuals who voluntarily come together to pursue common interests or goals.

Racial Identity

The sense of group membership based on shared physical characteristics, culture, or historical experience, often influencing one's social position and personal experience.

Colorblindness

An ideology or approach that claims to treat all people equally by ignoring racial differences, but which critics argue can neglect and exacerbate racial inequalities.

Multiracial Religious Services

Worship gatherings that intentionally include and celebrate the participation of people from diverse racial and ethnic backgrounds.