Dissection of head and neck from a posterior approach

Pharyngeal plexus of nerves; ascending pharyngeal artery

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Image #82-3
Bassett ImageDiagram Image
Legend Image
Dissection of head and neck from a posterior approach
Pharyngeal plexus of nerves; ascending pharyngeal artery
Branches of the glossopharyngeal (8) and vagus (9) nerves which enter the pharyngeal plexus are visible in this close-up view of the superior portion of the dissection shown in reel 82-2.
1 . Upper pointer: Cochlea Lower pointer: Tympanic cavity (opened)
2 . Facial nerve (VII)
3 . Glossopharyngeal nerve (IX)
4 . Internal carotid artery (cut across)
5 . Upper pointer: Posterior belly of digastric muscle Lower pointer: Styloid process temporal bone
6 . Vagus nerve (X) (retracted Iaterally)
7 . Ascending pharyngeal artery
8 . Pharyngeal branch glossopharyngeal nerve
9 . Pharyngeal branch vagus nerve
10 . Nodose ganglion of vagus nerve (retracted laterally)
11 . Occipital artery (cut across)
12 . External carotid artery
13 . Hypoglossal nerve (XII) (cut across)
14 . Superior cervical ganglion
15 . Superior laryngeal nerve
16 . Carotid body
17 . Superior cardiac branch vagus nerve
18 . Aperture of sphenoid sinus
19 . Internal carotid venous plexus
20 . Nasal part pharynx (cut open)
21 . Upper pointer: Pharyngobasilar fascia Lower pointer: Pharyngeal tonsil (outer surface)
22 . Superior pharyngeal constrictor muscle
23 . Upper pointer: Longus colli muscle (cut across) Lower pointer: Longus capitis muscle (cut across)
24 . Upper pointer: Middle pharyngeal constrictor muscle Lower pointer: Buccopharyngeal fascia
25 . Prevertebral fascia
26 . Inferior pharyngeal constrictor muscle
27 . Upper pointer: Superior horn thyroid cartilage Lower pointer: Sympathetic trunk