Nerves · Nervous System · Medium

Lumbosacral

Meaning: Describing the junction of the lower back and the pelvic spine, or the nerve network formed by the lowest spinal roots.

In practice: A tumour in the pelvis was infiltrating the lumbosacral plexus.

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Two questions on related nerves words.

Which word means: The 1st cranial nerve responsible for the sense of smell.

Which word means: Relating to the arm, particularly the brachial plexus formed by C5–T1 nerve roots.

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