Breathing In Brass Player Lab Report

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The aim of the experiment was to determine if posture affects breathing in brass player. The subjects breathing while standing were compared while sitting in four different position (upward sloping, downward sloping, reclining and sitting erect flat). The breathing was measured using a spirometer along with other measurements such as muscle activity. The results showed that forced vital capacity (FVC), forced expiratory volume(FEV) and positive expiratory pressure (PEP) were significantly greater while standing compared to four sitting positions. The subjects were also asked to play a note for the maximum duration at different posture. Subjects standing were able to hold the note longer compared to when they were sitting. Sitting in the downward

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