Adrenal Medulla

Apparently a pair of pre-vertebral ganglia innervate the adrenal medulla.
Where on the adrenal medulla does this pair innervate the it?

Original post by jsmith6131

Apparently a pair of pre-vertebral ganglia innervate the adrenal medulla.
Where on the adrenal medulla does this pair innervate the it?

The chromaffin cells iirc.

The chromaffin cells iirc.

does one pre-vertebral ganglia come from each sympathetic chain or do they originate from elsewhere?
thank you

The chromaffin cells iirc.

or does the word paired referred to the splanchinic nerve (paried sensory and autonomic fibre)?

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