Refer to the image. Intense fear reactions that are far out of proportion to the present situation define a state of anxiety. In this case, the symptoms of panic do not seem related to any actual event, object, or person, as would be in a phobia. The other choices given as possible answers are all defense mechanisms used by the ego to defend itself against the discomfort of anxiety and the sense of being overwhelmed. If the patient had used any or all of these previously, they would now appear to be failing in their functions of warding off and reducing this experience of anxiety.