PHYSIOLOGY
SYNAPTIC PHYSIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Brain
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Spinal Cord
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CNS
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Spinal Nerve
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Detailed explanation-1: -According to its rostrocaudal location the spinal cord can be divided into four parts: cervical, thoracic, lumbar and sacral, two of these are marked by an upper (cervical) and a lower (lumbar) enlargement.
Detailed explanation-2: -The spinal nerves branch into the dorsal ramus, ventral ramus, the meningeal branches, and the rami communicantes.
Detailed explanation-3: -Spinal nerves are mixed nerves sending motor, sensory, and autonomic signals between the CNS and the body and they belong to the peripheral nervous system (PNS). Spinal nerves are essential for the control of body parts by the higher centres of the nervous system.
Detailed explanation-4: -Cervical Plexus. Much of the upper half of the cervical nerves comprise the cervical plexus, specifically from the anterior rami of C1 to C5. Brachial Plexus. Thoracic Nerves. Lumbosacral Plexus.