The neuroendcrino level says respect to the effect of the adrenalin, noradrenalina, glucagon, anti-diurtico hormone and cortisol. In the visceral plan the anxiety on account runs of Sistema Nervoso Autnomo (SNA), which reacts if exciting the organism in the alarm reaction (system simpticoto) or relaxing (vagal system) in the exhaustion phase. Cognitivamente the manifest Anxiety if for two ackward feelings: 1-through the conscience of physiological sensations of sudorese, autossmicos palpitation, fidget and other symptoms (of the independent nervous system); 2-through the conscience being nervous or rightened. As Shinohara (2001) the anxiety that before was adaptativo mechanism ahead of true perigos becomes inadequate if used for false alarms and if used in great frequency.
The anxiety symptoms, these that they reflect in the functioning of the fear in the brain – in the attempt to deal with difficult situations – inapropriadamente generate in excess and threats in reply the generally harmless situations. For Barlow and Durand (2008), theoretically difference between fear and anxiety exists. Being that this last one is characterized by a state of mood guided for the future, that is, to foresee and to control the events that are for coming. Already the fear is an immediate emotional reaction for the current danger, with action trend escapes. As et describes Shinohara al. (2001), it is of utmost importance to answer with anxiety the determined threatening situations, the one that if it relates to the considered anxiety normal. However, when if it speaks of the abnormal or pathological anxiety, an inadequate reply is treated if the determined stimulaton, referring to its duration or intensity. In the present time, the anxiety is exerting a new paper, beyond being necessary for the sobrvivncia, comes if becoming something that runs away from the normality standards. What cause a concern each bigger time. The anxiety started to be object of riots when the human being placed it not it service of its survival, as it made before, but the service of its existence, with the ample fan of quantitative and qualitative circumstances of this existence.