Mercury, a 14 year old girl, has inhaled a peanut, blocking her left primary bronchus.
•How will the ventilation in her two lungs change?
•How will the composition of the air in her two lungs differ?
•Which lung should she send more blood to?
•How should her body alter perfusion of the lungs?
•Explain how ventilation-perfusion mismatch results in hypoxia.