Your Friend Wants a Suggestion for an Experiment Measuring Selective

question 6

Multiple Choice

Your friend wants a suggestion for an experiment measuring selective attention. You recommend

• A) having participants find the blue shape amid different red shapes and timing how long it takes to name the shape
• B) having participants listen to a recording that plays his voice out of one side of a headphone set and your voice out of the other, and to repeat what they hear
• C) having participants view a series of numbers presented briefly on the screen, and rehearse them mentally in order to write them down
• D) having participants try and recall their second birthday and describe the emotions they felt

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Definitions:

Alveolar Walls

Thin layers of tissue forming the air sacs in the lungs, where gas exchange with the blood takes place.

Spirometer

A device used to measure the volume of air inhaled and exhaled from the lungs to assess lung health.

Respiratory Volumes

Measurements that describe the amount of air in the lungs during various phases of the breathing cycle.

Pulmonary Fibrosis

A lung disease that occurs when lung tissue becomes damaged and scarred, impeding effective gas exchange and breathing.