Head Anatomy Flashcards
Contents of Foramen Ovale
Otic Ganglion
V3
Accessory Meningeal Artery
Lesser Petrosal Nerve
Emissary Veins
‘OVALE’
Contents of Foramen Spinosum
Middle Meningeal Artery Meningeal Branch of Mandibular Nerve
Contents of Foramen Rotundum
Maxillary Nerve (V2)
Contents of Foramen Lacerum
ICA Nerve/Artery of Pterygoid canal
Contents of Jugular Foramen
Ant: Inferior Petrosal Sinus Mid: Glossopharyngeal, Vagua + Accessory nerves Post: Sigmoid Sinus
Contents of Foramen Magnum
Ant + Post spinal arteries Vertebral arteries Medulla Oblongata
Contents of Stylomastoid Foramen
Stylomastoid Artery Facial Nerve
Contents of Superior Orbital Fissure
Oculomotor Trochlear Lacrimal, frontal + nasociliary branches of ophthalmic nerve Abducens Sup + Inf Opthalmic Vein
CN I - Name + Exit Point
Ophthalmic Cribiform Plate
CN II - Name + Exit Point
Optic Optic Canal
CN III - Name + Exit Point
Oculomotor Superior Orbital Fissure
CN IV - Name + Exit Point
Trochlear Superior Orbital Fissure
CN V - Name + Exit Point
Trigeminal ‘Standing Room Only’ V1 - Sup Orbital Fissure V2 - Foramen Rotundum V3 - Foramen Ovale
CN VI - Name + Exit Point
Abducens Superior Orbital Fissure
CN VII - Name + Exit Point
Facial Nerve Auditory Canal -> Foramen Spinosum
CN VIII - Name + Exit Point
Vestibulocochlear Auditory Canal
CN IX - Name + Exit Point
Glossopharyngeal Jugular Foramen
CN X - Name + Exit Point
Vagus Jugular Foramen
CN XI - Name + Exit Point
Accessory Jugular Foramen
CN XII - Name + Exit Point
Hypoglossal Hypoglossal Canal
Innervation of trigeminal nerve
Sensory - Face Motor - Masseter, Temporalis, Med + Lat Pterygoid Autonomic - Ciliary, Sphenopalatine (lacrimal), Otic (Parotid), Submand Gland
Innervation of Facial Nerve
Sensory - Taste from ant 2/3 tongue (via Chorda Tympani) Motor - Muscles of facial expression Autonomic - Parasymp to sublingual and submandib
Innervation Glossopharyngeal Nerve
Sensory - Tonsils, pharynx, middle ear, post 1/3 tongue Motor - Stylopharyngeus
Innervation hypoglossal nerve
Motor - All muscles of tongue
Innervation of accessory nerve
Motor - Sternocleidomastoid, Trapezius
Sensation of Tongue
Anterior 2/3 - Taste: Chorda tympani branch of facial Sensation: Lingual branch of V3 Posterior 1/3 - Taste + Sensation: Glossopharyngeal
Ciliary Ganglion
Parasympathetic Found in posterior orbit Innervates sphincter pupillae + Cillaris
Submandibular Ganglion
Parasympathetic Found above submandibular gland, suspended from lingual nerve Important fibres: External carotid plexus, Submandibular and Sublingual fibres
Otic Ganglion
Found below foramen ovale Innervates parotid gland
Inpouchings of Dura
Falx + Tentorium