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