tontonan
10:29
Anatomy and physiology of the respiratory system
8:51
The Respiratory System
0:56
Normal Swallowing and Breathing Animation
7:03
Parts of the Respiratory System - Overview
2:10
How our lungs work | 3D tour of the lungs
1:17
Tour of the Nasal Passage - 3D animation
2:35:30
The Respiratory System Explained | 2,5 Hours of Gentle Nighttime Science Lecture
7:07
CSD2260 Respiratory soft tissues
