character: Dr. Heart
topic: Pulmonary Circulation and Oxygenation Process
grade: 11
subject: Biology
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character: Biology Teacher Ms. Smith
topic: Pathway of Blood Through the Heart
grade: 11
subject: Biology
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character: Student Anna
topic: Effects of Pulmonary Circulation on Oxygen Levels
grade: 11
subject: Biology
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character: Professor John
topic: The Importance of Right Atrium in Blood Circulation
grade: 11
subject: Biology
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