A physician assistant’s duties are based upon his job knowledge, skill level and the laws of the state. Simply put, the main duty of a physician assistant is to help his physician. So, it could be said that the physician assistant works with the simple processes and the physician tackles the more serious cases. But, professional physician assistants are growing more in number everyday. Due to this fact, many doctors allow their physician assistants to handle patient cases by themselves. In addition, various states are now giving more job responsibilities over to physician assistants. Physician assistants that specialize in certain surgeries can do certain procedures by themselves. As the physician assistant learns more skills, his physician will depend on them more and more. The job responsibilities of a physician assistant start to get co-mingled with that of his physician and gets blurred. So, how do you know which job responsibilities are approved for physician assistants?