Osteology of the skull Flashcards
the Pterion is a confluence of which 5 skull bones?
parietal
frontal
temporal
sphenoid
A fracture of the Pterion will cause a damage to which artery?
middle meningeal artery
During a epidural hematoma between which two structures is the blood trapped between?
bony cranium and the dura mater
Joints of the skull bones are referred to as what?
sutures
What are the 12 cranial nerves?
I- olfactory II- Optic III- Oculomotor IV- Trochlear V- Trigeminal VI- Abducens VII- Facial VIII- vestibulocochlear IX- glossopharyngeal X-vagus XI- (spinal) Accessory Nerve XII- hypoglossal
Through which Foramen/canal/opening does Cranial nerve I go through?
cribiform plate
What goes through the Foramen Lacerum?
emmissary veins
Through which Foramen/canal/opening does Cranial nerve II go through?
Optic Canal
Through which Foramen/canal/opening does Cranial nerve III go through?
Superior Orbital Fissure
What Four Cranial Nerves go through the Superior Orbital Fissure?
Oculomotor (III)
Trochlear (IV)
opthalmic division of trigeminal nerve (V1)
Abducens (VI
What goes through the Foramen Rotundum?
maxillary division of trigeminal (V2)
The foramen ovale allows passage for what nerve division?
mandibular division of the trigeminal nerve (V3)
Through which Foramen/canal/opening does Cranial nerve VII go through?
internal acoustic meatus ( along with cranial nerve VIII)
The Jugular Foramen allows passage of what nerves?
Glassopharyngeal nerve
vagus nerve
Spinal Accessory nerve
The artery that is damaged during a pterion fracture enters through which foramen?
Middle meningial artery
Cranial nerve XII exits through where?
Hypoglossal canal
Fractures of the mandible usually involve _____ fractures and normally occur on the ________ sides of the mandible.
2
contralateral
A patient has suffered a intercranial epidural hemorrhage, which artery will most likely be effected?
Meningeal arteries
in what space would you find the superior cerebral vein?
Subdural space
A hemorrhage that is in the subarachnoid space would effect which vessel?
cerebral arteries
What kind of hematoma would form within suture boundaries?
Epidural
A patient suffering from otorrhea and rhinorrhea along with a tear in his/her dura mater has suffered from which type of fracture?
fracture of the temporal bone
