. All of the following will shift the oxygen-dissociation curve to the right, EXCEPT: A Increase in H+ B. Increase in body temp C. Increase CO2 D. Increase in pH 18. In ventilation – perfusion coupling, when airflow to alveoli decreases, blood flow will a result of A Decreases; vasodilation B. Decreases: vasoconstriction C. Increases: vasoconstriction D. Increases: vasodilation 19. The pediatrician was concerned about the premature new born baby. The reason for that is the lack of __secreted by the A Surfactant; type Il cells B. Antibodies: macrophages C. Histamine: type I cells D. Surfactant; type I cells

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