ReCALL - Because you can
| Head | Ventilation/perfusion |
| Front | Ventilation/perfusion |
| Back | Normal hvile ventilation: 4 l/min Normal hvile perfusion: 5 l/min Dvs normal ventilation/perfusions ratio: 0,8 Ventilations/perfusions mismatch: områder over- el. underventileres i forhold til perfusionen |
| Note |