7.1. It may be seen that both these temporary appointees as well as the PostGraduate medical students are registered medical practitioners eligible to be appointed as Assistant Surgeons. Service to the Health Department, Government of Tamil nadu is governed by the Statutory Rules known as Tamil Nadu Medical Service Rules. It contains two parts namely, BranchI Medical and BranchII Nursing. As far as the medical cadre is concerned, as per Rule 2, it is divided into Civil Surgeon cadre and Assistant Surgeon cadre. All the entry level posts of Assistant Surgeon in the general line, NonClinical Lectures, Tutors / Assistant Professors, Clinical Lecturers, Senior Residents / Assistant Professors and the Women State Family Planning Officer are all grouped under the cadre of Assistant Surgeon. Thus, it can be seen that there is no such post as such called ?Medical Officer. But, the term Medical Officer is widely used in the rules to denote every registered medical practitioner appointed to any post. When it comes to deputing personnel for the Chennai City Police, they are called Medical Officers to the Chennai City Police. The Senior Residents are also termed as Resident Medical Officers. Similarly, the term Medical Officer is generally used in the context of referring to the person who is working in any capacity with the