Type of disorder of the form of thought, with loosening of association between topics - the subject jumps from one subject to another with little connection between them.
Loss of coordination of voluntary muscular movement.
The capacity to concentrate on an activity: reduced attention can be seen in easy distractibility or difficulty in completing things.
The person hears a sound that is real to him, and comes from outside the head, but there is no sensory stimulus, no real sound which others could hear.
A premonitory sensation or thought that warns of an attack of migraine or epilepsy.
A delusion that comes on suddenly, without apparent cause.
Excessive compliance with an examiner's instructions; it is associated with catatonia, and is therefore now rare.
Behaviours, such as sleepwalking and epileptic movement, that appear to happen without conscious control, and are usually not recalled afterward.
Lack of drive and initiative to carry out normal activities; this is seen most commonly as a 'negative symptom' of schizophrenia.
Clusters of neurons deep in the brain, involved in control of movement.
Lack of concern about a hysterical disability.
Sexual relations between a person and an animal, or the desire for them; it is a type of paraphilia.
Drug that blocks the actions of adrenaline and the related noradrenaline, and is used in high blood
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