Identify the origin of sympathetic nerve fibres and the location of their

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Identify the origin of sympathetic nerve fibres and the location of their ganglia

Options

(a) They arise from thoraco-lumber region of spinal cord and form ganglia just beside the vertebral column
(b) They arise from thoraco-cervical region of spinal cord and form ganglia just beside the vertebral column
(c) They arise from cranio-sacral region of spinal cord and form ganglia very close to effector organ.
(d) They arise from thoraco-lumber region of spinal cord and form ganglia very close to effector organ

Correct Answer:

They arise from thoraco-lumber region of spinal cord and form ganglia just beside the vertebral column

Explanation:

Sympathatic nerves are composeed of efferent fibres derived from the thoracic and lumbar regions of the spinal cord.

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Topics: Neural Control and Chemical Coordination (195)
Subject: Biology (4253)

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