ALL meanings of respiratory system
res·pi·ra·to·ry sys·tem
R r - noun respiratory system the system by which oxygen is taken into the body and an exchange of oxygen and carbon dioxide takes place; in mammals the system includes the nasal passages, pharynx, trachea, bronchi, and lungs. 1
- noun respiratory system organs used for breathing 1
- noun respiratory system the specialized organs, collectively, concerned with external respiration: in humans and other mammals it includes the trachea, bronchi, bronchioles, lungs, and diaphragm 0
- noun respiratory system the system of organs involved in the exchange of carbon dioxide and oxygen between an organism and its environment 0