Which expression correctly represents the arterial oxygen content CaO2?

• A. CaO2 = (Hb × 1.34 × PaO2) + (SaO2 × 0.003)
• B. CaO2 = (Hb × 1.34 × SaO2) + (PaCO2 × 0.003)
• C. CaO2 = (Hb × 1.34 × SaO2) + (PaO2 × 0.01)
• D. CaO2 = (Hb × 1.34 × SaO2) + (PaO2 × 0.003)

Answer: (D)