4.2 Autonomic Innervation of the Head and Neck Flashcards Preview

Semester 4- Head and Neck > 4.2 Autonomic Innervation of the Head and Neck > Flashcards

Flashcards in 4.2 Autonomic Innervation of the Head and Neck Deck (23):
1

Where do the sympathetic trunks lie in the head and neck?

Pre-vertebral fascia deep to the cervical sheath

2

Name the 3 ganglia which are part of the sympathetic thoracic trunk

Superior
Middle
Inferior

3

What are the postganglionic sympathetic fibres of the head and neck called?

Internal and external carotid nerves

4

Which arteries do the postganglionic nerves from the superior cervical ganglion travel with?

External and internal carotid artery

5

Which arteries do the postganglionic nerves from the middle cervical ganglion travel with?

Inferior thyroid artery

6

Which arteries do the postganglionic nerves from the inferior cervical ganglion travel with?

Vertebral artery

7

Which cranial nerves have parasympathetic fibres?

Oculomotor, Facial, Glossopharyngeal, Vagus

8

Name the 4 pairs of parasympathetic ganglions in the head and neck

Ciliary
Pterygopalatine
Submandibular
Otic

9

Which cranial nerve has fibres from the ciliary ganglion?

Oculomotor nerve

10

Where is the ciliary ganglion located?

Orbital cavity lateral to the optic nerve

11

What do the parasympathetic fibres from the ciliary ganglion innervate?

Control of eye muscles
Ciliary muscles --> Pupil constriction

12

Which cranial nerve has fibres from the pterygopalatine ganglion?

Facial nerve via the greater petrosal nerve

13

What do the parasympathetic fibres from the pterygopalatine ganglion innervate?

Lacrimal gland
Glands of the nose
Palate
Nasopharynx

14

Where is the pterygopalatine ganglion located?

Pterygopalatine fossa

15

Which sympathetic ganglion do the postganglionic sympathetic fibres come from which pass through the pterygopalatine ganglion?

Superior cervical ganglion

16

Which cranial nerve has fibres from the submandibular ganglion?

The facial nerve via the chorda tympani and lingual nerve

17

What do the parasympathetic fibres from the submandibular ganglion innervate?

Sublingual and submandibular salivary glands

18

Which sympathetic ganglion do the postganglionic sympathetic fibres come from which pass through the submandibular ganglion?

Superior cervical ganglion

19

Which cranial nerve has fibres from the otic ganglion?

Glossopharyngeal nerve

20

What do the parasympathetic fibres from the otic ganglion innervate?

Parotid gland

21

Which sympathetic ganglion do the postganglionic sympathetic fibres come from which pass through the otic ganglion?

Superior cervical ganglion

22

Which structures does the glossopharyngeal nerve supply directly with parasympathetic innervation (ie. without passing through the otic ganglion)?

Oropharynx glands
Posterior 1/3rd tongue

23

Which structures does the vagus nerve supply directly with parasympathetic innervation?

Larynx
Oesophagus
Trachea
Glands of the layngopharynx