PHYSIOLOGY
CENTRAL NERVOUS SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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is an electrically excitable cell that takes up, processes and transmits information through electrical and chemical signals.
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the nervous system inside the brain and spinal cord.
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the nervous system outside the brain and spinal cord.
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In order that a human being can react to his environment
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Detailed explanation-1: -Your peripheral nervous system (PNS) is that part of your nervous system that lies outside your brain and spinal cord. It plays key role in both sending information from different areas of your body back to your brain, as well as carrying out commands from your brain to various parts of your body.
Detailed explanation-2: -The peripheral nervous system refers to parts of the nervous system outside the brain and spinal cord. It includes the cranial nerves, spinal nerves and their roots and branches, peripheral nerves, and neuromuscular junctions.
Detailed explanation-3: -By way of the peripheral nervous system (PNS), nerve impulses travel to and from the brain through the spinal cord to a specific location in the body. The PNS is a complex system of nerves that branch off from the spinal nerve roots.
Detailed explanation-4: -Parts of the PNS. The PNS can be divided into two components: the somatic nervous system and the autonomic nervous system . The somatic nervous system (SNS) and the autonomic nervous system (ANS) are both parts of the peripheral nervous system.
Detailed explanation-5: -This portion of the central nervous system runs down the inside of the spinal column, connecting the brain with nerves going to the rest of the body.