CGSC376 Lecture 3: CGSC 376 3
30 Jan 2019
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Document Summary
Sustained to match the length and prosody of the message. Tone is generated @ the level of the larynx (phonation) Pitch is determined by mass, tension, elasticity, and frequency of vocal fold vibration. Tone is modified by series of valves along the route (articulation) All of which changes with age and health condition. Signal you produced is directed and controlled by. Central nervous system consists of two large structures- brain and spinal cord. Brain is encased in the bone of our skull. Spine is encased in bone of vertebrae. You do not need to tell things such as your heart to beat. All nerves that lie outside of central nervous system, Gathers information from the environment as well as limbs and organs. For control and regulation for sensory and motor functions as commanded by your brain. Myelin sheath is a layer of fat. Protects what is inside so that it works more efficiently. Fatty myelin sheath comes from schwann cells.
