A Biologic Control Subject Performs DLCO Measurements on 20 Consecutive

question 10

Multiple Choice

A biologic control subject performs DLCO measurements on 20 consecutive days,and the following statistics are calculated: The coefficient of variation for the DLCO in this subject:

• A) Is approximately 4.5%
• B) Cannot be calculated until 30 measurements have been made
• C) Suggests that the patient may have asthma
• D) Indicates that the DLCO system displays excessive variability

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Definitions:

Proportional Share

An allocation method where resources, rewards, or responsibilities are distributed among parties based on a predefined ratio or proportion.

Groupthink

A psychological phenomenon that occurs within a group of people when the desire for harmony or conformity results in an irrational or dysfunctional decision-making outcome.

Illusion of Invulnerability

A cognitive bias that leads individuals or groups to underestimate risks, believing themselves immune to negative outcomes.

Self-Censorship

Self-censorship occurs when individuals withhold their opinions, expressions, or information out of fear of social or official reprisal, judgment, or rejection.