The interaction amongst psychological processes, the nervous system, and the immune system is referred to as _____________.  
                            
                         
                        
                            
                        
                             
                            
                            
                            
                                Explanation
                            
                                
                                    Answer: A - The interaction amongst psychological processes, the nervous system, and the immune system is referred to as psychoneuroimmunology.
Key Takeaway:  Psychoneuroimmunology (or PNI) is a field of study that examines how psychological processes, the nervous system, and the immune system interact.  Many disorders have a significant psychological component such as autoimmune diseases and heart disease.  For example, type A personalities often develop heart disease while psychological distress is known to make conditions such as Lupus worse.