- Circulatory system questions
- Mini MCAT passage: The effects of high blood pressure on the heart
- Mini MCAT passage: Blood oxygen levels during exercise
- Meet the heart!
- Parts of the heart
- Flow through the heart
- Two circulations in the body
- Lub dub
- Layers of a blood vessel
- Arteries vs. veins - what's the difference?
- Resistance in a tube
- Putting it all together: Pressure, flow, and resistance
- Thermoregulation in the circulatory system
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