Review Question - QID 212732

A 27-year-old man presents to the emergency department after being hit by a car while riding his bike. The patient was brought in with his airway intact, vitals stable, and with a C-collar on. Physical exam is notable for bruising over the patient’s head and a confused man with a Glasgow coma scale of 11. It is noticed that the patient has a very irregular pattern of breathing. Repeat vitals demonstrate his temperature is 97.5°F (36.4°C), blood pressure is 172/102 mmHg, pulse is 55/min, respirations are 22/min and irregular, and oxygen saturation is 94% on room air. Which of the following interventions are most likely to improve this patient's vital signs?