<prompt> What will occur with increase in alveolar ventilation rateDecreased paial pressure of O2 in alveoliDecreased paial pressure of CO2 in alveoliDecreased CO2 diffusion from blood to alveoliDecreased O2 diffusion from alveoli to blood  <response>: With increase in alveolar ventilation rate there is decrease in paial pressure of co2 in the alveoli Ref: guyton and hall textbook of medical physiology 12 edition page number: 332,333,334 