A state of fear and apprehension that affects many areas of functioning. Subjective reports of tension, apprehension, dread and expectations of inability to cope. Behavioral responses such as avoidance of the feared situation, impaired speech and motor functioning, and impaired performance on complex cognitive tasks. Physiological responses including muscle tension, increased heart rate and blood pressure, rapid breathing, dry mouth, nausea, diarrhea, and dizziness: anxiety is experienced in 3 basic patterns: a) panic disorder [generalized anxiety disorder], Characterized either by manifest anxiety or by behavior patterns aimed at warding off anxiety. unbearable level. A person has panic disorder when he or she has had recurrent unexpected panic attacks, followed by psychological or behavioral problems, such as persistent fear of future attacks. Anxiety begins suddenly and unexpectedly and soon mounts to an almost. 2 kinds: a) unexpected (uncued) attack seems to come out of the blue. B) situationally bound (cued) attack occurs in response to some situational trigger.