Structure of the Skull Flashcards
Identify the area of the skull highlighted in blue.
the cranium
Identify the area of the skull highlighted in blue.
the face (splanchnocranium)
Identify the area of the skull highlighted in blue.
the mandible
Identify the area of the skull highlighted in blue.
the neurocranium
What two structures make up the neurocranium?
the calvaria (superior) and cranial base (inferior)
Identify the area of the skull highlighted in blue.
the viscerocranium
What are these types of joints called?
skull sutures
What are these types of joints called?
gomphosis
Identify the red suture.
the coronal suture
Identify the blue suture.
the metopic suture
Identify the green suture.
the saggital suture
Identify the orange suture.
the lambdoidal suture
What are the highlighted structures called?
Wormian bones or ossicles
Identify the yellow suture.
the squamosis suture
Identify the suture circled in green.
the basilar suture
What is the term for when a skull suture fuses prematurely?
craniosynostosis
Identify this bone.
frontal bone
Identify this bone.
zygomatic bone
Identify this bone.
maxilla
Identify this bone.
mandible
Identify this bone.
parietal
Identify this bone.
occipital
Identify this bone.
temporal
Identify this structure of the frontal bone.
parietal margin
Identify this structure of the frontal bone.
the supraorbital ridge
Identify this structure of the frontal bone.
supraorbital foramen
Identify this structure of the frontal bone.
supraorbital margin
What is this variation of the supraorbital foramen called?
supraorbital notch
What is this pokey bit in the back called?
the external occipital protuberance
What is the circled part of the partietal lobe called?
the sphenoidal angle
What is this margin of the parietal lobe called? What is peculiar about it?
the temporal margin; it is bevelled
What are these lines on the occipital bone called?
superior and inferior nuchal lines
What is this structure of the occipital bone called?
the foramen magnum; the spinal cord travels through it
What is this whole area of the occipital bone called?
basioccipital
What are the two upper areas circled called?
occipital condyles
What is the Harper Fragment?
Originally misidentified as a piece of occipital bone, the Harper fragment was a piece of JFK’s parietal bone that proved he was shot from behind. It was identified by Larry Angel.
What is this structure of the temporal bone called?
the mastoid process
What is this structure of the temporal bone called?
the external auditory meatus (EAM)
What is this structure of the temporal bone called?
the zygomatic process
What is this structure of the temporal bone called?
the temporomandibular fossa
What is this structure of the temporal bone called?
the petrous portion
What is this structure of the temporal bone called?
the internal auditory meatus
What is this structure of the temporal bone called?
the squamous portion
What are these structures called?
processes of the zygomatic bone
What is this margin of the zygomatic bone called?
the orbital margin
What is this structure of the maxilla called?
the frontal process
What is this structure of the maxilla called?
the nasal spine
What is this structure of the maxilla called?
the nasal sinus
What is this structure of the maxilla called?
the alveolar process
What is the name of this bone?
the nasal bone
What is the name of this bone?
the conchae
What is the name of this bone?
the lacrimal bone
What is the name of this bone?
sphenoid
What are the names of the ear ossicles?
malleus, incus, and stapes
What are the structures of the hyoid bone?
greater horn, lesser horn, and body
