An 18-Year-Old Boy Is Brought to the Emergency Department by His

question 220

Multiple Choice

An 18-year-old boy is brought to the emergency department by his mother due to his strange behavior.  The mother says that he laughs inappropriately and seems sluggish.  The boy has recently been hanging out with a new group of friends that he describes as "really cool."  He has also stopped attending family events and appears apathetic about his schoolwork.  When asked in private, the boy admits smoking marijuana.  Which of the following physiologic effects is most likely to be observed in this patient?

• A)Bradycardia
• B)Conjunctival injection
• C)Miosis
• D)Mydriasis
• E)Nystagmus
• F)Respiratory depression