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30 Cards in this Set

  • Front
  • Back
contents of Optic canal
Optic nerve (CN II)
Ophthalmic artery
contents of Superior orbital fissure
Oculomotor nerve (CN III)
Trochlear nerve (CN IV)
Lacrimal, frontal and nasociliary branches of ophthalmic nerve (CN V1)
Abducent nerve (CN VI)
Superior ophthalmic vein
contents of Foramen rotundum
Maxillary nerve (CN V2)
contents of Foramen ovale
Mandibular nerve (CN V3)
Accessory meningeal artery
Lesser petrosal nerve
contents of Foramen spinosum
Middle meningeal artery and vein
Meningeal branch of mandibular nerve
contents of Carotid canal
Internal carotid artery with internal carotid nerve plexus
contents of Foramen lacerum
n vivo cartilage filled
greater petrosal nerve (passes horizontally across foramen lacerum and traverses the cartilage)
contents of Internal acoustic meatus
Facial nerve (CN VII)
Vestibulocochlear nerve (CN VIII)
Labyrinthine artery
contents of Jugular foramen
Inferior petrosal sinus
Glossopharyngeal nerve (CN IX)
Vagus nerve (CN X)
Accessory nerve (CN XI)
Sigmoid sinus
Posterior meningeal artery
contents of Hypoglossal canal
Hypoglossal nerve (XII)
contents of Foramen Magnum
Medulla oblongata
Meninges
Vertebral arteries
Meningeal branches of vertebral arteries
Spinal roots of accessory nerves
the vertebral arteries join to become what artery in the brain?
Basilar a.
year fontanelles close
by year 2
year metopic suture ossifies
by year 6
year mandibular symphysis closes
by year 2
location of remnant of metopic suture
superior to naison
fracture of pterion leads to what symptoms? how long before they are displayed after insult?
compression of oculomotor nerve -dilated pupil
limb weakness
deterioration of cardiovascular and respiratory function
occurs hours after injury
what is caused by a fracture of pterion? what artery is most affected
epidural (extradural) hematoma - lens shaped
anterior medial meningeal a.
what is the suture defined by the pterion?
sphenoparietal suture
thinnest part of the calvaria
Landmarks
Lambda
junction of lambdoid and sagittal sutures
Landmark
Bregma
junction of the sagittal and coronal sutures
Landmark
Pterion
junction of frontal, parietal, temporal bones, and greater wing
of the sphenoid on the lateral aspect of the skull
Landmark
Nasion
intersection of frontal and 2 nasal bones
Vertex
highest point of the superior aspect of skull
Glabella
prominence of frontal bone above root of nose (depression
between the supercilliary arches)
joints of the cranium are what type of joint?
Fibrous suture joints
hinge - synovial Temporomandibular joint
divisions of the cranium
neurocranium
viscerocranium
bones making up neurocranium
8 bones: frontal, 2 parietal, 2 temporal, occipital, sphenoid, and ethmoid
bones of viscerocranium
2 lacrimal, 2 nasal, 2 maxilla, 2 zygomatic,
2 palatine, 2 inferior nasal conchae, mandible, and vomer
what are the origin of flat bones of the cranium?
neural crest derived
becomes head mesenchyme