Figure 6

Medial view of looping* of the cervical part of the right internal carotid artery (ICA) on sagittal cross section of the head and neck (upright position). The pharynx has been shifted anteriorly for better view of relations. 1 – cervical part of ICA; 2 – external carotid artery; 3 – superior thyroid artery; 4 – lingual artery; 5 – facial artery; 6 – cut surface of pharyngeal wall; 7 – superior laryngeal nerve; 8 – vagus; 9 – superior cervical sympathetic ganglion; 10 – connecting trunk to middle cervical ganglion; 11 – carotid nerve; 12 – jugular nerve; 13 – longus capitis; B – bifurcation of common carotid artery; CCA – common carotid artery; CS – carotid sinus; IJV – internal jugular vein