What Is Dyspraxia?

Dyspraxia affects the way in which we planorGames requiring sorting skills, or fine motor
actions and speech and how we actually performco-ordination pose difficulties, consequently writing
those actions or speech acts. It is associated withand artwork is very haphazard.
problems of sensory perception, language thoughtMay display anxiety and lack of attentional skills,
and information processing abilities.leading to distraction.
Dyspraxia is much more prevalent than one wouldHas difficulty with memory, following instructions,
imagine, affecting up to ten per cent of thecopying from blackboard etc.
population, two per cent experiencing severePoor organisational skills.
dyspraxia. Males are four times more likely to be
affected than females. Dyspraxia can be inheritedTowards a neurological explanation?
meaning there is a genetic form of the condition,Impulses from sensory organs are relayed to the
but research suggests it can also be caused by ancerebral cortex by the cranial nerves. These
immaturity of neron developmentetc. It can alsonerves enter the brain at subcortical levels and
co-occur with other neurodevelopmentaltheir incoming sensory messages eventually reach
conditions, which also suggests that it can bea structure called the 'Thalamus.' The thalamus is
caused by brain injury.responsible, along with the reticular formation and
Other names for dyspraxia have includedthe limbic system for routing this sensory
'Developmental Co-ordination Disorder (DCD),information to the correct part of the cortex for
Perceptuo-Motor Dysfunction, Motor Learningfurther processing. The thalamus does this by
Difficulties, Minimal Brain Damage and Clumsy Child'exciting' the relevant part of the cortex. For
Syndrome.instance, if it were auditory information coming
What symptoms would a child with dyspraxiainto the brain, the thalamus would 'excite' a part
display?of the left cortex known as 'Wernike's area,
Key developmental stages might be delayed, suchwhich would then process the speech sounds
as. rolling, sitting, standing, walking, and speaking.which were directed towards it by the thalamus.
May have difficulty in coordinating themselves inIn most people this process goes on fluently and
order to, hop, jump, or catch or kick a balleffortlessly, but in children with dyspraxia
although their peers can do so.somehow the signal gets jumbled or isn't
The child might have difficulty with the pragmaticsprocessed adequately. This could be because the
of social behaviour, - judging how to behave inthalamus isn't exciting the cortex sufficiently, or it
company and therefore might have difficulty inmay be over-exciting it. Even if the signal does
making or keeping friendship attachments.get through then it has to be passed to another
May display difficulty in understanding logisticalarea called 'Broca's area' where speech production
spatial concepts such as 'in', 'on', 'in front of' andis formed. If Broca's area is acting upon
logical relationships such as 'your mother'sincorrectly processed information, then it's planning
brother,etc.and production of speech will be faulty. This is just
May have poor self help skills, being unable toone isolated example of what can occur.
dress, tie laces, fasten buttons, etc without adultThere is also the problem of hemispheric
help.coordination. The cortex has two hemispheres,
Motor execution of movement might be slow andleft and right, each of which has specialist
hesitant.functions, but which work in an efficient,
Procedural learning seems to be a problem, skillscoordinated manner. Individuals with Dyspraxia do
having to be explicitly taught.not seem to have both hemispheres operating in
May fall, trip and stumble more frequently thanthis simultaneous, co-ordinated fashion.
peers.Can dyspraxia be treated?