Chemical Screening Tests for Cystine Can Produce False-Positive Results in the Presence

question 18

Multiple Choice

Chemical screening tests for cystine can produce false-positive results in the presence of urinary ketones because:

• A) Cystine is not reduced by sodium cyanide
• B) Cystine should be tested using only chromatography
• C) The test reagent is nitroprusside
• D) Cystinuria causes diabetic ketosis

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Definitions:

Simultaneity

The occurrence or existence of two or more things at the same time or rate.

Totality

The state of being whole, complete, or undivided, often used to describe a comprehensive approach to understanding a system or entity.

Nursing Theories

A set of concepts, definitions, and propositions developed to guide the practice of nursing and provide a foundation for clinical decision-making.

Formal Patterns

Structured and organized repetitive motifs or behaviors that follow a specific order or arrangement within a particular context.