Respiratory system

respiratory system  Since the lungs process air, they are the only internal organs that are constantly exposed to the external environment Central to the human respiratory system Respiratory system · Nose · Nasal cavity · Mouth · Sinuses · Throat · Voice box · Windpipe The lower respiratory tract is made up

The system of the body we are most acutely aware of is the respiratory system We have to lungs Exposure to smoke can turn the lungs' pink tissue Diaphragm Muscles are the workhorses that power the respiratory system A large sheet of

Respiratory system definition: the system by which oxygen is taken into the body and an exchange of oxygen and carbon dioxide takes place; in mammals the When we breathe, the respiratory system takes in oxygen and sends out carbon dioxide The cells in our bodies need fresh oxygen to stay alive