The function of the human respiratory system is to deliver air into the lungs and to facilitate the distribution of Oxygen into the blood stream. It also extracts waste Carbon Dioxide from the blo... | more...

You need to login to download this video.
or login or signup

Channels: Others

Tags: The Human respiratory system

Upload by: cagatay on 11-08-2009.

Duration: 1m 16s

Dnatube: Sciencific and Medical video site.