Flashcards in Skull Foramen/structure going through it Deck (23):
1
Supraorbital foramen
Supraorbital nerve (Branch of Opthalmic Nerve V1)
2
Infraorbital foramen
Infraorbital nerve (Branch of maxillary nerve V2)
3
Foramen cecum
Emissary vein to superior sagittal sinus
4
Jugular foramen
(9,10,11)
Glossopharyngeal nerve (CN IX)
Vagus nerve (CN X)
Accessory nerve (CN XI)
5
Hypoglossal canal
Hypoglossal nerve
6
Foramen magnum
Accessory nerve, vertebral arteries, spinal cord/medulla
7
Internal auditory meatus
(7,8)
Facial nerve (CN VII)
Vestibulocochlear nerve (CN VIII)
Labyrinthine artery
8
Carotid canal
Internal carotid artery
Postganglionic sympathetic fibers
9
Stylomastoid foramen
Facial nerve (CN VII)
10
Foramen rotundum
Maxillary nerve (V2)
11
Foramen spinosum
Middle meningeal artery (you can trace the arterial tree out of this foramen)
12
Parietal foramen (some skulls don't have this)
Emissary vein
13
Foramen lacerum
Filled with cartilage during life
14
Foramen ovale
Mandibular nerve (V3)
15
Superior orbital fissure
Opthalmic nerve (V1) & (3,4,6)
Oculomotor nerve (CN III)
Trochlear nerve (CN IV)
Abducens nerve (CN VI)
16
Mental foramen
Mental nerve (branch of mandibular V3)
17
Optic canal (foramen)
Optic nerve
Opthalmic artery
18
Sphenopalatine foramen
Sphenopalatine artery
19
Incisive canal
Nasopalatine nerve
Sphenopalatine vessels
20
Lacrimal fossa
Lacrimal duct (tears drain into nose)
21
Greater palatine foramen
Greater palatine vessels and nerve
22
Lesser palatine foramen
Lesser palatine vessels and nerve
23