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MD4001 Anatomy > Anatomy revision session > Flashcards

Flashcards in Anatomy revision session Deck (9)
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1
Q

name the four psymp ganglia of the head and neck

A

ciliary
pterygopalatine
submandibular
otic

2
Q

what is the function of the ciliary ganglion

A

controls sphincter pupillae (miosis) and ciliaris (accommodation via zonula fibres)

3
Q

what is the function of the pterygopalatine ganglion

A

innervates the lacrimal glands and nasal mucosa

4
Q

what roots make up the pterygopalatine ganglion

A

greater petrosal nerve and nervus intermedius (facial)
maxillary
superior cervical ganglion

5
Q

what roots make up the submandibular gland

A

psymp secretomotor supply to the submandibular and sublingual glands
sympathetics from the external carotid plexus
psymp from superior salivatory nucleus

6
Q

what is the function of the otic nerve

A

innervates the parotid gland

inferior salivatory nucleus of the glossopharyngeal nerve

7
Q

what is the effect of injury to the occulomotor nerve

A

dilated pupil with ptosis

eye turns down and out

8
Q

what is the function of the superior salivatory nucleus

A

psymp secretomotor to lacrimal gland, nasal and oral cavities, submand and subling glands (via nervus intermedius)

9
Q

what nerve does chorda tympani arise from

A

7, just before the stylomastoid foramen