My Patrician son, for the contribution in the difficult hours and for the patience. My beloved Christiane sister, who contributed directly for the accomplishment of this dream. I thank the Gisele and Joel, for the friendship and contribution. I thank the orienting teacher Lila Isabel, for the incentive, innovative, facilitador and motivador spirit in the production of this monographic work. To all the pupils of 7perodo and to all the professors, for the friendship and affection. Maria of the Perpetual Aid Ericeira Silva Coast GRATEFULNESS I dedicate to this monographic work the God, first source of all creation, to the alive presence of Jesus Christ, who touched my life since more tenra infancy, allowing me to live the joys in such a way how much pains and always under the support of its example and the blessings of its love. My parents, Joo Crisstomo Silva and Terezinha de Jesus Hiss.

My beloved and loved son Lusa Eduarda Silva Cantanhde, for patience to tolerate and if to accustom with my absence. My beloved godmother Maria of the Salete Silva Coast, uncle Neuton and aunt Catherine, for stimulated having and participated me of very present form of my day the day as learning. The Joo of God N. Cantanhde, for having contributed of many forms and some directions since the first period until then. My brothers, Newton, Inaldo, Margareth, Ronaldo Joo, Jose Renato, Mrcia Cristina and Francisca, for always being gifts in my life. I thank of heart all my friends who had participated and folloied my fight until here. I thank the orienting teacher Lila Isabel, for the incentive, innovative, facilitador and motivador spirit in the production of this monographic work.

To all the pupils of 7perodo and to all professors, for the friendship and affection. Marilene Silva ‘ ‘ It makes more than what to exist? alive. It makes more than what to touch?