Respiratory system in Humans - Part 1

The respiratory system is one of the most important systems in our body. But it is not an easy one to study. It is quite a sophisticated system with several parts. Let us understand the Upper Respiratory system in this video.

In this video, we will learn:
0:00 Introduction
0:53 respiratory system in humans
1:13 upper respiratory tract
1:25 nasal cavity
2:33 respiratory region
3:01 olfactory region
3:20 pharynx
4:31 epiglottis
5:02 larynx
5:02 voice box
5:49 Adam's apple