Fig. 13.22

Figure 13.19

At end of normal tidal expiration

Tidal inspiration

Fig. 13.27

Fig. 13.22

114

60

Fig. 13.07

Know this!

Pulmonary Functions Test

Fig. 13.19

Chronic Obstructive Pulmonary DiseaseCOPD

FEV1/FVC

Hyperbaric chambers

Fig. 13.23

40

Any change in ventilation changes both Oxygen

AND CO2

Fig. 13.28

Partial pressure is the same but Oxygen content is not.

Oxygen bound to Hb does not exert a partial pressure

Hyperbaric chamber

Summit of Mt. Everest 8848 m =29,028 ft

Arterial PO2 calculated to be 28 mmHg.