Which Urine Characteristics Are Indicative of Acute Tubular Necrosis (ATN)

question 6

Multiple Choice

Which urine characteristics are indicative of acute tubular necrosis (ATN) caused by intrinsic (intrarenal) failure?

• A)Urine sodium >30 mEq/L
• B)Urine osmolality >500 mOsm
• C)Fractional excretion of sodium (FENa) <1%
• D)Urine sediment has no cells, some hyaline casts

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Definitions:

Reaction Times

The duration of time it takes from the presentation of a stimulus to the initiation of a motor response, often used to assess sensory-motor integration and speed of cognitive processing.

Stimuli

External or internal factors that elicit a physical or behavioral response in living organisms.

Normal Distribution

A bell-shaped curve that represents the spread of a set of data, showing most data clustering around a central mean with fewer instances as one moves away.

Human Traits

Human traits refer to enduring characteristics or qualities that account for consistent patterns of behavior in individuals.