The biology of musical performance and performance related injury watson alan h d. Temporal Control and Hand Movement Efficiency in Skilled Music Performance 2019-03-04

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Breathing in Music: Measuring and Marking Time

the biology of musical performance and performance related injury watson alan h d

Custom and universal-fit in-ear monitors for musicians. Activity is also present in areas such as the premotor and supplementary motor cortex, as well as in the basal ganglia and the cerebellum. The trombone presents unique physical challenges which are heightened by recent developments in instrumental design as well as by orchestral working conditions. The more ventral stream carries information on the shape and position of objects and is used to direct reaching and grasping behaviour. Joint angles were computed for all adjacent phalanges of the fingers, the wrist and the forearm. With the exception of the primary motor and sensory areas, many of the other cortical regions that are normally active during playing are also active during virtual practice ; ;. This causes considerable overlap between the cortical representation of different fingers and between the front and back of the hand.

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The biology of musical performance and performance

the biology of musical performance and performance related injury watson alan h d

Cortical control of the hand In order to appreciate the results of studies on the effect of musical performance on cortical activity, it is first necessary to review how the cortical motor areas are organized. If practise or performance strategies are suddenly changed, permane nt damage may occur even in a player with a mature, well-established technique. This can cause problems for pianists in particular. For example, although variability in the muscles and tendons of the hand was well known in the nineteenth and early twentieth centuries, it is through recent studies of musicians that its practical significance has become better appreciated. Whether or not anatomical and neuro-physiological properties contribute to these individual differences, these findings suggest that simple mechanical principles of movement efficiency may be influenced by individual motor optimization processes and vice versa.

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The biology of musical performance and performance

the biology of musical performance and performance related injury watson alan h d

This type of connection would undoubtedly support the ability to play music by ear. For this to occur, even intermittently, our respiratory system must be engaged in the work of understanding what we hear. Based on a knowledge of their anatomy and functional roles, strategies involving these muscles have been proposed by some piano teachers to minimize the impact of the limitations imposed by tendon linkages. This was accompanied by a demonstrable improvement in the accuracy of motor performance, although it was not as great as that achieved through physical practice. The strongest activity straddles this line in a region that represents the sensory and motor representation of the left hand. Medical Problems of the Instrumental Musician. In subsequent practice sessions, it was never singled out for special treatment, indicating that the motor sequence had been effectively mastered.

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Health issues

the biology of musical performance and performance related injury watson alan h d

In addition, the chronic muscle contractions that can develop may be treated by direct injection of Botulinum toxin into them. It is during this latter stage of motor learning that the new synaptic connections that underlie the reorganization of the motor cortical map are made. As one might expect, brain imaging techniques have also been applied extensively to studies of auditory processing of both music and sound in musicians and in those with impairments in musical processing ;. Although this treatment can have a positive effect for some musicians, in only a minority of cases is it sufficiently successful to allow playing of a professional standard to be maintained ;. Electrical stimulation of the primary motor cortex using pulses that are longer or more intense than those needed to produce twitches in single or small groups of muscles evokes complex but well co-ordinated movements. Spinal axon collaterals of corticospinal neurons identified by intracellular injection of horseradish peroxidase. Although the left hemisphere controls the right hand and vice versa, there is some evidence that training of the non-dominant hand may also cause activation of the ipsilateral motor cortex.

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The biology of musical performance and performance

the biology of musical performance and performance related injury watson alan h d

Nineteenth- and early twentieth-century descriptions of human anatomy paid considerable attention to anatomical variation. The right primary auditory cortex is the main region involved in the perception of pitch, harmony and timbre, and its level of activity during silent practice with actual finger movements is greater in professional musicians than in amateurs. This has led to the hypothesis that the cortical map represents not individual muscles or joint movements but a set of limb trajectories. Motor learning in man: a positron emission tomographic study. Learning to play the music Very high levels of motor control are required by professional musicians not only for accurate rendition of the music, but also to enable it to be played with expression — a rather intangible but generally instantly recognizable element of performance which is realized by subtle manipulation of timing and dynamics.

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Health issues

the biology of musical performance and performance related injury watson alan h d

As this is a relatively new research area, the current literature is still quite small. After an initial 8-day period of intensive training, many but not all of the subjects showed signs of improvement as measured on a subjective self-assessment scale. The period of most rapid growth coincides with the time in early childhood when motor co-ordination is developing. Although it grows most rapidly in the first decade of life it continues to increase in size until the mid-twenties. The finger representations of the dystonic hand are much closer together, and may either overlap or be in random order ; ;. A,B A comparison between cortical activity in amateur and professional violinists asked to finger the left-hand movements needed to perform the first 16 bars of a Mozart violin concerto while the right arm was kept as relaxed as possible.

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Terry Clark

the biology of musical performance and performance related injury watson alan h d

It appears that a given cortical neurone may drive a muscle or set of muscles only during one particular type of movement, and remain silent when the same muscles are used in a different context. In vivo evidence of structural brain asymmetry in musicians. This region carries connections between the primary sensory and primary motor areas of the two hemispheres, as well as between the premotor and supplementary motor regions. Braille readers who use several fingers to read text also often show a disordered or fused cortical representation of these fingers which is reflected in the representation of the other hand, even though it is not used for reading. Professional musicians who play a great deal can be prone to overuse injury, so one advantage of mental practice is that it can be used to refine or improve performance while reducing this risk. It is more active when the task is complex and so the reduced activity in this region in the pianists may imply that the task is less demanding for them.

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Breathing in Music: Measuring and Marking Time

the biology of musical performance and performance related injury watson alan h d

Injury Prevention for Instrumentalists See p. Thus, while they flex the knuckle, they also straighten the fingers by pulling the extensor tendon expansion , p. This observation is consistent with biomechanical studies of pianists, which demonstrate that professionals not only exhibit more independence of finger movement than amateurs but are also able to control the duration and force of the movements much more precisely. To perform at the highest level, their motor skills must be honed by many hours of daily practice, but as the activity involved is not energetically demanding, physical fatigue is not generally a limiting factor. Auditory feedback and memory for music performance: sound evidence for an encoding effect. Reduced recruitment of motor association areas during bimanual coordination in concert pianists.

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The Biology of Musical Performance and Performance

the biology of musical performance and performance related injury watson alan h d

Concluding remarks It is in the nature of musical performance that succeeding generations have pushed the levels of virtuosity to ever greater heights. Medical Problems of the Instrumental Musician. Functional imaging studies have revealed activity in premotor and supplementary motor areas. Info for preventing noise-induced hearing loss. Motor cortex and hand motor skills: structural compliance in the human brain. In this study, fifteen undergraduate piano majors from a local university in Malaysia were recruited as research subjects. No such response was seen in a control group of similarly experienced singers who were not pianists.

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