cardiac nerve
The cardiac nerves are autonomic nerves which supply the heart.{{cite book|first1=Michael |last1=Schuenke|first2=Erik|last2=Schulte|first3=Udo |last3=Schumacher|first4=Lawrence|last4=Ross|title=Neck and Internal Organs (THIEME Atlas of Anatomy)|year=2010|publisher=Thieme|isbn=978-1-60406-288-5|pages=144–145|url=https://books.google.com/books?id=EYf2gEp3s1sC&dq=cardiac+nerves+autonomic+heart&pg=PA144}} They include:
Anatomy
The nerves go down to the root of the neck with these following association:
Posterior: "prevertebral fascia overlying anterolateral surface of vertebral bodies"
Superior: "common carotid artery"
Inferior: "subclavian artery"
Laterally: "sympathetic trunk"{{cite web|title=Cardiac Nerves|url=http://www.gpnotebook.co.uk/simplepage.cfm?ID=-1073348551|website=General Practice Notebook|accessdate= 22 February 2016}}