The O
2
carrying capacity of blood
= Hgb-bound O
2 +
dissolved O
2
P
O
2, alv
dissolved O
2
in blood
P
O
2, blood
= 1.34 ml at 100%
O
2
content in 1 liter of blood at P
O
2, blood
of 100
mmHg
= (HgbO
2
sat [%] x 1.34 x [Hgb])
+
(.03 x
P
O2, blood
)
=
(0.98
x 1.34 x 150 [g/l]) + 3
=
200 ml O
2
/liter of blood