superior cervical cardiac nerve

su·pe·ri·or cer·vi·cal car·di·ac nerve

[TA]
the uppermost of the cardiopulmonary splanchnic nerves that arises from the lower part of the superior cervical ganglion and passes down to form, with branches of the vagus, the cardiac plexus.

su·pe·ri·or cer·vi·cal car·di·ac nerve

(sŭ-pēr'ē-ŏr sĕr'vi-kăl kahr'dē-ak nĕrv) [TA]
The uppermost of the cardiopulmonary splanchnic nerves that arises from the lower part of the superior cervical ganglion and passes down to form, with branches of the vagus, the cardiac plexus.
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