Which of the following statements are true of the DRG?I. It…

Which of the following statements are true of the DRG?I. It consists mainly of inspiratory neurons.II. It sends impulses to the phrenic and external intercostal motor nerves in the spinal cord.III. It provides the main stimulus for inspiration.IV. These neurons are involved in the Hering-Breuer and Head’s reflexes.

What would be the treatment of choice of the following blood…

What would be the treatment of choice of the following blood gas reading: pH is 7.15, PaCO2 is 80 mm Hg, and HCO3- is 26 mEq/L for this patient who has a long history of COPD, RR= 36/minute exhibits accessory muscle use, CXR reveals cardiomegaly with bibasilar pneumonia and has become lethargic?