Describe the Lumbar Plexus and Sacral Plexus

question 135

Multiple Choice

Describe the lumbar plexus and sacral plexus.

• A)The lumbar plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments C₁-C₅; the sacral plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments C₅-T₁.
• B)The lumbar plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments T₁₂-L₄; the sacral plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments S₄-Co₁.
• C)The lumbar plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments C₁-C₅; the sacral plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments S₄-Co₁.
• D)The lumbar plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments L₁-L₅; the sacral plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments L₄-S₅.
• E)The lumbar plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments T₁₂-L₄; the sacral plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments L₄-S₄.

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Definitions:

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