Kinesiology 1080A/B Study Guide - Midterm Guide: Myocyte, Motor Imagery, Phantom Limb

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Plasticity: the ability to learn and acquire new skills; laying down new neural connections. Extrafusal muscle fibres: power-producing muscle fibres; adduct, abduct, stand, or flex; muscles run in parallel dimensions (different than cardiac or smooth muscle) Intrafusal muscle fibres: designed to detect stretch; tells central nervous system where you limb is relative to your body. *motor learning: a set of internal processes associate with practice or experiences leading to a relatively permanent gain in performance capability; relatively permanent change. Performance effect- learn a new skill and forget it after a day. Learning effect- remembered new skill after a day. *motor control: an area of study dealing with the understanding of the neural, physical, and behavioural aspects of movement; how the brain develops a motor program which is then sent to the extrafusal muscles. The central nervous system: comprised of brain and spinal cord.