Respiratory Structures in Brainstem Cerebri H potharamus Pneumotaxic center cHEM。 RECEPTORS Pons Apneustic center medulla ngata chearorsce carotid and aortic sinuses N D。sa aspirate。n Respirat。r Spinal Ventral rhythmicity enters respirator notor neurons controlling diaphragm Stimulati。n Inhibition Motor neurons Diaphragm Phrenic nerve8 Respiratory Structures in Brainstem