Answer:
Dr. Antonio is conducting a case study, and he can conclude that for this patient certain thoughts are related to suicidal ideation. 
Explanation:
A case study is considered a empirical inquiry that aims to explore or investigate a problem in real-life. They are usually in-depth research or investigations on an individual, group or event aimed at unraveling the causes of an underlying principle of problem. Conclusion from case studies are usually tied to the case itself and are not usually generalized.
 
        
             
        
        
        
The answer is narcotic. It is any of a class of substances that limit the faculties, as opium, morphine, belladonna, and liquor, that in expansive amounts deliver elation, trance, or trance state, that when utilized continually can bring about habituation or enslavement, and that are utilized as a part of medication to alleviate torment, cause sedation, and instigate rest.
        
             
        
        
        
Anorexia or purging otherwise known as bulimia.
        
                    
             
        
        
        
That patient had a Pulse deflict