The team must be responsible for in the maximum 4,500 people; Professionalization team: The teams of the ESF are formed by at least 1 doctor, 1 nurse, 1 nurse aid and of 4 the 6 communitarian agents of health. Other professionals, as social dentists, assistants and psychologists could be incorporated the teams or to form teams of in agreement support they will be the necessities. The unit can act with one or more teams, this goes to depend on the concentration of families in the territory under its responsibility (JNIOR, 2003). 3,3 ATTRIBUTIONS OF the MEMBERS OF (ESF) the JAQUELIN the community can count on the medical attendance that has as obligation to take care of to all the integrant ones of each family, as well as developing with the too much members of the team injunctions and of promotion of the quality of life of the population. The professional nurse in turn, is responsible for supervising the work of the ACS and of the nurse aid, also he carries through the consultations in the unit such as prenatal, collection of preventive, familiar planning amongst others, as well as carry through the assistance to the people in domiciliary. The nurse aid carries through procedures of nursing (vaccine, dressing selection etc.) in the basic unit and domiciles also executing action of sanitary orientation. The communitarian agents of health make the linking between families and health service, carries through visits in each domiciles a time for month; it carries through the mapping of each area, the castrate of the families and stimulates the community to carry through practical that they improve the life and health conditions. .