You need a respiratory system to bring oxygen into your body and to remove carbon dioxide from your body..
respiratory system
so that they can breath. If you do not know the respiratory system is used for breathing
This system is called the respiratory system. It exchanges oxygen that the cells need to make energy for carbon dioxide which is a waste product that the cells make.
Actually, earthworms have no respiratory system at all, they get the oxygen and nitrogen that they need from the soil.
Nervous System, skeletal system, cardiovascular system, endocrine system
The respiratory system consists of living tissue that requires food to survive. The digestive system processes the food you eat and turns it into a form that can be carried to the cells of the respiratory system so they can be well nourished and keep the respiratory system functioning properly..
respiratory system
respiratory ailments
The respiratory system is the system that handles breathing.
No you don't need all the organs in your respiratory system to live you can live with 1 lung.
lungs
The Respiratory System