You are participating in a training exercise for an attack with a weapon of mass destruction involving the release of a nerve agent. In the triage area, you are presented with a patient who responds to painful stimuli and has an open airway. He is breathing 8 times per minute and has a weak radial pulse. He is wheezing and has pinpoint pupils. In his pocket, you see a metered-dose inhaler containing albuterol. When caring for this patient, you should first:

A) Administer positive pressure ventilation
B) Obtain vital signs, including the patient's temperature
C) Administer albuterol with the metered-dose inhaler
D) Look for an injury causing shock

A) Administer positive pressure ventilation