Iphysician that can diagnose and treat mental disorders

The correct answer is:  "psychiatrist" .

Although general practitioners (e.g. internists, family practice doctors, even ob/gyn's/women's health, & certain nurse practitioners and P.A's with training and experience can, as well).

Musculoskeletal or gastrointestinal

Pretty sure this would be b. the rest are trick questions. the bystanders  won't go near you if u have cpr cuffs that could hurt them. the dog will back off because the sound will scare him. and the vomits just a stupid trick. if there is that much slober and vomit on the guy hes either choking on it, or just take off his shirt.