By Mary Riebe
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very useful and easy 2 remember.. thx guys :)
In this animated and interactive object, learners identify the valves and chambers of the heart.
In this animated and interactive object, learners examine how blood flows through the heart and lungs. A brief quiz completes the activity.
The student identifies the anatomical parts of the ear and learns the purpose and function of these parts. A review follows the lesson.
Answer these questions to show off your knowledge of the heart!