SKULL Flashcards
what is the neurocranium?
braincase. protects the brain and the cranial nerves
- attachment for neck, pharyngeal, chewing muscles
what is the viscero/splanchnocranium
facial skeleton, support for face, sensory components, masticatory apparatus
what facial bones is the rostrum composed of
- premaxilla
- maxilla
- palatine
- nasal
- lacrimal
- portions of frontal and zygomatic
what facial bones compose the hard palate
- premaxilla
- maxilla
- palatine
- upper portions of the dental battery
what are the nasal conchae, contained within the nasal aperture (nasal choane)
thin, scroll-like bones that are covered w/ respiratory and nasal epithelia
what composes the zygomatic arch
- the temporal process of the zygomatic bone and the zygomatic process of the temporal bone
what cranial nerves innervate extrinsic eye muscles
CN III (oculomotor)
CN IV (trochlear)
CN VI (abducens)
what are the 3 divisions of the trigeminal nerve (CN V)
V1 = opthalamic
V2 = maxillary
V3 = mandibular
what does CN VIII (vestibulocochlear) innervate
cochlea - hearing
Vestibular apparatus - balance and muscle coordination