Physiological mechanisms that cause the respiratory rate to change during exercise?

Physiological mechanisms that cause the respiratory rate to change during exercise? Using neural control of ventilation with step by step description of

1. Stimuli: CO2, pH, O2, Cerebral input and airway stretching.

2. Afferent Pathways: Cranial nerves IX and X

3. Control Centres : Respiratory Pattern Generator, VRG and DRG

4. Efferent Pathways: Phrenic nerve and intercostal nerves

5. Effectors: Diaphragm and Intercostal nerves