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Central Nervous System Analysis

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“The nervous system can be separated into parts based on structure and on function: structurally, it can be divided into the central nervous system (CNS) and the peripheral nervous system (PNS) functionally, it can be divided into somatic and visceral parts.”( Drake et al.,p.55).

“The somatic part of the nervous system consists of: nerves that carry conscious sensations from peripheral regions back to the CNS; and nerves that innervate voluntary muscles”.( Drake et al.,p.58)
“The visceral part of the nervous system, as in the somatic part, consists of motor and sensory components:sensory nerves monitor changes in the viscera; motor nerves mainly innervate smooth muscle, cardiac muscle, and glands” (Drake et al.,p.64)
Central nervous system: …show more content…
Damage to the central nervous system can therefore influence temperament, motor control, and homeostasis. “The Central nervous system contains the brain and the spinal cord”(tortora and derrickson ,2012, p.448) . ( Drake et al.,p.55).The brain is located inside the skull that protect it against shocks. “the brain contains about 100 billion neurons” (tortora and derrickson ,2012, p.448). It sends messages through the spinal cord and nerves of the peripheral nervous system to control the movement of the muscles and the function of internal organs. The spinal cord is located inside the vertebral column.“ it contains about 100 million neurons”.( tortora and derrickson , 2012, p.448) Spinal cord is responsible to some reflexes, these reflexes protect body quickly without

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