By Mary Riebe
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Learners consider why an impedance matching transformer is needed to connect an antenna to a television.
Learners examine the impedance matching capability of a transformer and how to select the proper turns ratio to achieve this function. A brief quiz completes the activity.
In this animated and interactive object, learners examine ventilation, external and internal respiration, and gas transport.
Test your knowledge of Respiration Trivia!
You'll become familiar with some common medical abbreviations.
You'll be introduced to respiratory terms.