Anatomy General d7ae5b78

Superior cervical ganglion

Is the smallest cervical ganglion

Gives rise to plexus around internal carotid artery, a part of which supplies sphincter pupillae

Deep petrosal nerve of pterygopalatine ganglion is derived from plexus around internal carotid artery

Left superior cervical cardiac branch goes to deep cardiac plexus

High-Yield Explanation

Superior cervical ganglion is largest cervical ganglion. The plexus formed around internal carotid artery supplies dilator pupille. Superior cervical cardiac branch on left goes to superficial cardiac plexus,while that on right goes to deep cardiac plexus.

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