การดู
0:40
🫁DIY Respiratory System!🫁 #lungs #respiratorysystem #scienceteacher #humanbody
0:10
Respiratory system School project || 3D model
0:22
Tracheostomy procedure 🫁 tracheotomy surgery Annotated Version. #medicalanimation
2:15
Trach Breathing and Swallowing
0:29
How CPR Works 🫀
0:32
THE DIAPHRAGM BREATHING
0:26
Ever wonder how lungs work? Check out this DIY science model #shorts
10:26
How To: Rescue Breathing/Ventilation
