Normoxia	Hyperoxia
${\dot{V}}_D$, L/sec	0.03	0.03
$\dot{Q}$, L/sec	0.1	0.1
$V_{{\mathit{CO}}_2}$, L	3.2	3.2
${\mathit{PI}}_{{\mathit{CO}}_2}$, mmHg	0	0
$V_{O_2}$, L	2.5	2.5
$P{I}_{O_2}$, mmHg	150	200
$V{t}_{C{O}_2}$, L	15	15
${\dot{V}}_{{\mathit{CO}}_2}$, L/sec	0.0035	0.0035
$V{t}_{O_2}$, L	6	6
${\dot{V}}_{O_2}$, L/sec	0.005	0.005
τP, sec	6.1	6.1
τC, sec	7.1	7.1
τ1, sec	1	1
τ2, sec	2	2
GP, L/sec/mmHg	0.504	0.504
GC, L/sec/mmHg	0.015	0.015
IP, mmHg	35.5	35.5
IC, mmHg	44.5	44.5
$\dot{Q}b$, L/sec	0.025	0.025
Vb, L	1.4	1.4
$\dot{V}{b}_{C{O}_2}$, L/sec	0.00075	0.00075
Loop gain*	0.57	0.17

^*Loop gain at the frequency associated with a 180 degree phase angle.