Big Trees, Masks And Singing, Capturing Holiday Scents, Unseen Body. Dec 17, 2021, Part 2
Science Friday
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Plumbing Is a Good Metaphor for Understanding Not Only Blood Flow, but the Cardiovascular System
The cardio vascular system is how the heart pumps blood to all of our different body parts. We often think about this system as a type of plumbing, right? And i think plumbing is a very good metaphor for understanding not only blood flow, but the flow of virtually all bodily fluids that flow through our insides or outward from the inside the heart. But when you back up again, taking in the bigger, zoomed out view, it's not just an individual stream with flow through it, but rather a branching system where different branches continue to branch further and further into smaller streams to feed every part of our body.
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