For the Comparison of Body Mass Index (BMI) and Plethysmography

question 327

Multiple Choice

For the comparison of body mass index (BMI) and plethysmography body composition assessment techniques, which of the following statements is correct?

• A) Plethysmography is inferior to BMI because of the difficulties associated with determination of lung volume.
• B) BMI is inferior to plethysmography because it does not account for lean/fat mass in its calculation.
• C) Plethysmography is superior to BMI because it accounts for the hydration state of the client.
• D) BMI is superior to plethysmography because its standard error of estimate for predicting percent body fat is usually lower.

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Definitions:

Extinction

In behavioral psychology, the diminishing of a conditioned response when the reinforcement or association is removed.

Conditioned Stimulus

A previously neutral stimulus that, after becoming associated with the unconditioned stimulus, eventually comes to trigger a conditioned response.

Fear Conditioning

A behavioral paradigm in which organisms learn to predict aversive events, linking a neutral stimulus with a fear-inducing situation.

Aversive CS

A conditioned stimulus that predicts an unpleasant outcome, leading to aversive learning.