The Clinic Nurse Is Evaluating Lab Results for a Child

question 25

Multiple Choice

The clinic nurse is evaluating lab results for a child.What recorded hematocrit (Hct) result is considered within the normal range?

• A) 30%
• B) 40%
• C) 50%
• D) 60%

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Definitions:

Difference Threshold

The minimum difference in stimulation needed to detect a change or difference between two stimuli.

Just-noticeable Difference

The smallest change in intensity of a stimulus that can be detected.

Absolute Threshold

The minimum intensity of a stimulus at which it can be detected by an individual at least 50% of the time.

Difference Threshold

The minimum difference in stimulation that a person can detect 50% of the time, also known as just noticeable difference (JND).