Which statement regarding the partial pressure of oxgen (p₂) and the partial pressure of carbon dioxide (p₂) in the systemic circulation is stated correctly?
O The P₂ in veins is less than the p₂ in arteries.
O The P₂ in veins is less than the P₂ in arteries.
O The p₂ in arteries is less than the p₂ in veins.
O The p₂ in arteries is greater than the p₂ in veins.



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