Ventilation Diagram Lungs. It occurs via the respiratory muscles which contract and relax rhythmically to fill the lungs with air in inspiration and empty them in expiration. Changes in the volume and pressure in the lungs aid in pulmonary ventilation.
Air enters the respiratory system through the mouth and the nasal cavity passing through the pharynx then larynx where sounds are produced for speech and finally the trachea which enters the chest cavity. Where are the lungs located. They are present also during the brief period of adolescence from 11 to 13 years when females are taller than males because of the onset of the pubertal growth spurt 1 19 20.
Your lungs have two important functions.
So lets work through this diagram to help our understanding of the difference and how it can help us interpret the information. Ii explain why people with miners lung have a lower concentration of oxygen in their blood. Mechanical ventilation is used. So lets work through this diagram to help our understanding of the difference and how it can help us interpret the information.