Anatomy Quiz 3 - Skull canals/formania, neonatal skull, and clinicals

SUPERIOR VIEW

Cribiform plate

Olfactory nerve CN I

Optic canal

Optic nerve CN II

Opthalmic artery

Superior orbital fissure

Occulomotor nerve CN III

Trochlear nerve CN IV

Opthalmic branch of trigeminal nerve CN V

Abducens VI

Foramen rotundum

Maxillary branch of trigeminal nerve CN V

Foramen ovale

Mandibular branch of trigeminal nerve CN V

Foramen spinosum

Middle meningeal artery

Foramen lacerum

Closed w/fibrocartilage in living skull

Carotid canal

Carotid artery

Internal acoustic/auditory canal

Facial nerve CN VII entering skull

Vestibulucochlear nerve CN VIII

Jugular foramen

Glossopharyngeal nerve CN IX

Vagus nerve X

Accessory nerves CN XI (spinal motor component and cranial motor component)

Internal jugular vein

Formen magnum

Spinal motor component of accessory nerve CN XI

Right and left vertebral arteries

Hypoglossal canal

Hypoglossal nerve CN XII

Infra-orbital foramen

Maxillary branch of trigeminal nerve CN V

Mental foramen

Mental nerve

Branch of mandibular division of trigeminal nerve CN V

INFERIOR VIEW

Incisive foramen

Nasopalatine nerve

Mandibular foramen

Inferior alveolar nerve

Branch of mandibular division of trigeminal nerve CN V

Stylomastoid foramen

Facial nerve CN VII exiting skull

NEONATAL SKULL

Frontal/Anterior fontanelle

Occipital/Posterior fontanelle

Sphenoid/Anterolateral fontanelle

Mastoid/Posterolateral fontanelle

Metopic/Frontal suture

Fontanelle functions

-Compression through birth canal

-Bone growth

-Brain growth

Look over clinicals in packet