respiratory system

respiratory system   Dan excretory system

The respiratory system takes up oxygen from the air we breathe and expels the unwanted carbon dioxide

Physiological parameters of the breathing system The breathing frequency = a number of inspirations per minute, given in breaths per minute Tidal volume Jeremy P T Ward, Jane Ward, Richard M Leach Lungs The respiratory system consists of a pair of lungs within the thoracic cage Its main

เงินดอง The respiratory system takes up oxygen from the air we breathe and expels the unwanted carbon dioxide  The respiratory system is the organs and other parts of your body involved in breathing, when you exchange oxygen and carbon dioxide