What Differentiates Diagnostic Techniques That Employ Phenotypic (Culture-Based)methods from Those

question 18

Multiple Choice

What differentiates diagnostic techniques that employ phenotypic (culture-based) methods from those that employ molecular methods?

• A)Phenotypic methods are highly sensitive and specific,while molecular methods are not.
• B)Phenotypic methods examine the growth behavior of a microorganism and the proteins,enzymes,or toxins produced,while molecular methods examine the genetic makeup.
• C)Phenotypic methods are quantitative while molecular methods are not.
• D)Phenotypic methods are not limited to detection of live organisms as are molecular methods.

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Definitions:

Tourniquet

A device used to apply pressure to a limb or extremity to control bleeding or restrict blood flow.

Ammonia Levels

The concentration of ammonia in the blood, which can indicate liver disease or kidney failure when elevated.

Pre-Warmed Test Tubes

Test tubes that are heated to a specific temperature before use to avoid shock or variation in experimental conditions, often used in laboratory procedures.

Venipuncture Sample

A method of obtaining a blood sample by puncturing a vein, typically with a needle, for diagnostic or treatment purposes.