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The primary definition of perseveration in biology and clinical psychiatry involves some form of response repetition or the inability to undertake set shifting (changing of goals, tasks or activities) as required, and is usually evidenced by behaviours such as words and gestures continuing to be repeated despite absence or cessation of a stimulus.
Persistence(PS) is a key personality trait identified by psychiatrist C. Robert Cloninger in his Psychobiological Model of Personality. [1] It describes an individual's propensity to remain motivated, resilient and goal-driven in the face of challenges and difficulties they may encounter whilst carrying out tasks and working towards goals.
Personality disorder, unspecified (includes "character neurosis" and "pathological personality"). Mixed and other personality disorders (defined as conditions that are often troublesome but do not demonstrate the specific pattern of symptoms in the named disorders).
Also, the operational definition failed to include dimensions that could reliably predict the affective and interpersonal deficits in psychopathic-like youths. Due to these issues, the American Psychiatric Association removed the undersocialized and socialized distinctions from the conduct disorder description in the DSM after the third edition.
Grit was defined as "perseverance and passion for long-term goals" by psychologist Angela Duckworth and colleagues, who extensively studied grit as a personality trait. [4] They observed that people high in grit were able to maintain their determination and motivation over long periods despite experiences with failure and adversity. [4]
Personality pathology refers to enduring patterns of cognition, emotion, and behavior that negatively affect a person's adaptation. In psychiatry and clinical psychology , it is characterized by adaptive inflexibility, vicious cycles of maladaptive behavior, and emotional instability under stress.
These disorders can have many varied causes such as physical injuries, mental disorders, or mental or physical states. These include transection of the spinal cord, parietal lobe lesions (e.g. right middle cerebral artery thrombosis), anxiety, depersonalization, epileptic auras, migraines, sensory deprivation, and vertigo (i.e. "floating on air").
In psychology, rigidity, or mental rigidity, refers to an obstinate inability to yield or a refusal to appreciate another person's viewpoint or emotions and the tendency to perseverate, which is the inability to change habits and modify concepts and attitudes once developed.