Following an assault by an unknown assailant, the patient is diagnosed with post-traumatic stress disorder. Which intervention must be implemented first for this patient? 

The patient brought to the emergency department by police was found in the middle of traffic, alternating between grandiose declarations and expressing a desire to commit suicide. On physical assessment, the patient is tachycardic and hypertensive. The nurse suspects which diagnosis will be made?

The mother of the 16-year-old patient with schizophrenia asks the nurse, “I can hardly get him out of bed each day, he won’t ever shower, and it just doesn’t seem like he understands when I try to teach him new things. He takes his medicine like he’s supposed to. Why does he keep getting worse?” Which response by the nurse is appropriate?