the respiratory trect starts with the nose and the mouth
it start in the respiratory system then pass trouth the cardiovascular system throuth the nose and mouth then ......... it start in the respiratory system then pass trouth the cardiovascular system throuth the nose and mouth then ......... it start in the respiratory system then pass trouth the cardiovascular system throuth the nose and mouth then ......... it start in the respiratory system then pass trouth the cardiovascular system throuth the nose and mouth then ......... it start in the respiratory system then pass trouth the cardiovascular system throuth the nose and mouth then .........
The respiratory system starts at the nose (and mouth) and ends at the alveoli in the lungs
The respiratory system is the system that handles breathing.
The Respiratory System
The trachea is the airway in the respiratory system.
increased respiratory capacity
no, they do not have a respiratory system
The respiratory system.
Respiratory system
how does the respiratory system work
1. Respiratory system 2. Cardiovascular system
The lungs are part of the respiratory system! they help the circulatory by giving oxygen, but they are just respiratory.