Respiratory System, part 1: Crash Course A&P

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 bulk flow, as well as the physiology of breathing, and finishing with the anatomy of both the conducting zone and the respiratory zone of your respiratory system.

Table of Contents
The Mechanics of Both Simple Diffusion and Bulk Flow 2:44
The Physiology of Breathing 4:07
Anatomy of the Conducting Zone 5:47
Anatomy of Respiratory Zone 7:07