Pump, Pipes, and Fluid
By Dan Limmer
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Years ago, I was taught about shock using the pump, pipes, and fluid analogy. The pump is the heart, the pipes are the vessels, and the fluid is the blood. There is a certain similarity between the plumbing in my house and the “plumbing” in my body.
The other thing I was told, and something I occasionally see online, is that “Air goes in and out, blood goes round and round, and...