structures that travel through skull openings Flashcards
Anterior ethmoidal foramen
- Anterior ethmoidal n. a. and v.
Carotid canal
- Internal carotid a. and plexus (postganglionic sympathetic and visceral afferent)
Choana
- Air and mucus
Condylar canal*
- Emissary vein from sigmoid sinus to vertebral v.
Eustachian tube
- Air and mucus
External acoustic meatus
- Sound waves
- air and earwax
Foramen cecum*
Emissary vein from superior sagittal sinus to veins of external nose
Foramen lacerum
Deep petrosal n. (postganglionic sympathetic and visceral afferent from internal carotid plexus)
Foramen magnum
- Spinal cord and meninges
- anterior and posterior spinal a. and v.
- spinal accessory n.
- vertebral a. and v.
Foramen ovale
- Mandibular division of trigeminal n. (V3)
- lesser petrosal n. (preganglionic parasympathetic and visceral afferent from glossopharyngeal)
- accessory meningeal a. and v.
Foramen rotudum
Maxillary division of trigeminal n. (V2)
Foramen spinosum
- Middle meningeal a. and v.
- meningeal branch of V3
Greater palatine foramen
Greater palatine n. a. and v.
Hypoglossal canal
Hypoglossal n.
Incisive fossa (foramen)
- Nasopalatine n.
- anastomosis between sphenopalatine a. and v. and greater palantine a. and v.
Inferior orbital fissure
- Maxillary division of trigeminal n. (V2) with postganglionic parasympathetic and visceral afferents from pterygopalantine ganglion
Infraorbital foramen
Infraorbital n. a. and v.
Internal acoustic meatus
- Facial n.
- vestibulocochlear n.
- labyrinthine a. (to internal ear from anterior inferior cerebellar a.)
Jugular foramen
- Sigmoid sinus becoming internal jugular vein
- glossopharyngeal
- vagus
- spinal accessory n.
Lacrimal fossa and nasolacrimal canal
Lacrimal sac to nasolacrimal duct
Lesser palatine foramen
Lesser palatine n. a. and v.
Mandibular foramen
Inferior alveolar n. a. and v.
Mastoid foramen*
- Mastoid emissary v. from sigmoid sinus to posterior auricular v.
- posterior meningeal a. and v. (from occipital a. and v.)
Mental foramen
Mental n. a. and v.
Olfactory (cribriform) foramina
Olfactory neurons
Optic canal
- Optic n.
- ophthalmic artery
Parietal emissary foramen*
Parietal emissary veins from superior sagital sinus to veins of scalp
Piriform aperture
- Air and mucus
- cartilage of nasal septum
Posterior ethmoidal foramen
Posterior ethmoidal n. a. and v.
Stylomastoid foramen
Facial n.
Superior orbital fissure
- Ophthalmic n. (V1) and v.
- oculomotor
- trochlear
- abducent n
- postganglionic sympathetic fibers from internal carotid plexus
Supraorbital foramen
Supraorbital n. a. and v.
Zygomaticofacial foramen
Zygomaticofacial n. a. and v.
Zygomaticotemporal foramen
Zygomaticotemporal n. a. and v.
- Anterior ethmoidal n. a. and v.
Anterior ethmoidal foramen
- Internal carotid a. and plexus (postganglionic sympathetic and visceral afferent)
Carotid canal
- Air and mucus
Choana
- Emissary vein from sigmoid sinus to vertebral v.
Condylar canal*
- Air and mucus
Eustachian tube
- Sound waves
- air and earwax
External acoustic meatus
Emissary vein from superior sagittal sinus to veins of external nose
Foramen cecum*
Deep petrosal n. (postganglionic sympathetic and visceral afferent from internal carotid plexus)
Foramen lacerum
- Spinal cord and meninges
- anterior and posterior spinal a. and v.
- spinal accessory n.
- vertebral a. and v.
Foramen magnum
- Mandibular division of trigeminal n. (V3)
- lesser petrosal n. (preganglionic parasympathetic and visceral afferent from glossopharyngeal)
- accessory meningeal a. and v.
Foramen ovale
Maxillary division of trigeminal n. (V2)
Foramen rotudum
- Middle meningeal a. and v.
- meningeal branch of V3
Foramen spinosum
Greater palatine n. a. and v.
Greater palatine foramen
Hypoglossal n.
Hypoglossal canal
- Nasopalatine n.
- anastomosis between sphenopalatine a. and v. and greater palantine a. and v.
Incisive fossa (foramen)
- Maxillary division of trigeminal n. (V2) with postganglionic parasympathetic and visceral afferents from pterygopalantine ganglion
Inferior orbital fissure
Infraorbital n. a. and v.
Infraorbital foramen
- Facial n.
- vestibulocochlear n.
- labyrinthine a. (to internal ear from anterior inferior cerebellar a.)
Internal acoustic meatus
- Sigmoid sinus becoming internal jugular vein
- glossopharyngeal
- vagus
- spinal accessory n.
Jugular foramen
Lacrimal sac to nasolacrimal duct
Lacrimal fossa and nasolacrimal canal
Lesser palatine n. a. and v.
Lesser palatine foramen
Inferior alveolar n. a. and v.
Mandibular foramen
- Mastoid emissary v. from sigmoid sinus to posterior auricular v.
- posterior meningeal a. and v. (from occipital a. and v.)
Mastoid foramen*
Mental n. a. and v.
Mental foramen
Olfactory neurons
Olfactory (cribriform) foramina
- Optic n.
- ophthalmic artery
Optic canal
Parietal emissary veins from superior sagital sinus to veins of scalp
Parietal emissary foramen*
- Air and mucus
- cartilage of nasal septum
Piriform aperture
Posterior ethmoidal n. a. and v.
Posterior ethmoidal foramen
Facial n.
Stylomastoid foramen
- Ophthalmic n. (V1) and v.
- oculomotor
- trochlear
- abducent n
- postganglionic sympathetic fibers from internal carotid plexus
Superior orbital fissure
Supraorbital n. a. and v.
Supraorbital foramen
Zygomaticofacial n. a. and v.
Zygomaticofacial foramen
Zygomaticotemporal n. a. and v.
Zygomaticotemporal foramen