What Does It Mean That an Assay Is Said to Be

question 10

Multiple Choice

What does it mean that an assay is said to be "linear"?

• A) The final result for a given analyte is directly proportional to the analyte's true measure in the specimen.
• B) The lowest and highest results for an assay are accurate when compared to known standards.
• C) The reference range for an assay provides true positive results for greater than 98% of patients.
• D) There is no interfering substance obscuring the results.

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Definitions:

Urinary Bladder

A hollow organ in the lower abdomen that stores urine from the kidneys before it is expelled from the body.

Digestive Tract

A series of hollow organs joined in a long, twisting tube from the mouth to the anus, where digestion of food takes place.

Parasympathetic

Part of the autonomic nervous system responsible for relaxation and conserving energy by slowing down the heart rate and increasing intestinal and gland activity.

Innervation

The supply of nerves to a specific body part, enabling sensation and movement in that area.