breathing

Respiratory System Made Easy

Respiratory System Made Easy LIKE US ON FACEBOOK : fb.me/Medsimplified Human respiratory system, the system in humans that takes up oxygen and expels carbon dioxide. The respiratory tract conveys air from the mouth and nose to the lungs, where the…

Respiratory System, Part 1: Crash Course A&P #31

So we all know that breathing is pretty important, right? Today we’re going to talk about how it works, starting with the nameless evolutionary ancestor that we inherited this from, and continuing to the mechanics of both simple diffusion and…