question_answer

Partial pressures of oxygen and carbon dioxide in four tissues are given below. Identify the correct one.

A)

Alveoli		Arterial blood		Muscle at work		Venous blood
\[P{{O}_{2}}\] \[PC{{O}_{2}}\]		\[P{{O}_{2}}\] \[PC{{O}_{2}}\]		\[P{{O}_{2}}\] \[PC{{O}_{2}}\]		\[P{{O}_{2}}\] \[PC{{O}_{2}}\]
96	40	104	40	0-12	50-80	40	46

B)

Alveoli		Arterial blood		Muscle at work		Venous blood
\[P{{O}_{2}}\] \[PC{{O}_{2}}\]		\[P{{O}_{2}}\] \[PC{{O}_{2}}\]		\[P{{O}_{2}}\] \[PC{{O}_{2}}\]		\[P{{O}_{2}}\] \[PC{{O}_{2}}\]
104	40	96	40	0-12	50-80	40	46

C)

Alveoli		Arterial blood		Muscle at work		Venous blood
\[P{{O}_{2}}\] \[PC{{O}_{2}}\]		\[P{{O}_{2}}\] \[PC{{O}_{2}}\]		\[P{{O}_{2}}\] \[PC{{O}_{2}}\]		\[P{{O}_{2}}\] \[PC{{O}_{2}}\]
104	40	40	46	0-12	50-80	96	40

D)

Alveoli		Arterial blood		Muscle at work		Venous blood
\[P{{O}_{2}}\] \[PC{{O}_{2}}\]		\[P{{O}_{2}}\] \[PC{{O}_{2}}\]		\[P{{O}_{2}}\] \[PC{{O}_{2}}\]		\[P{{O}_{2}}\] \[PC{{O}_{2}}\]
96	40	104	40	40	46	0-12	50-80