Skull Flashcards
What is the lower anterior part (facial skeleton) called?
Viscerocranium.
Name the bones of the neurocranium.
Frontal, parietal, occipital, temporal, sphenoid, ethmoid.
Name the 8 bones making up the viscerocranium.
Zygomatic, maxilla, mandible, nasal, lacrimal, inferior nasal concha, palatine, vomer.
Name the suture between the frontal and parietal bones.
Coronal suture.
Name the suture between the two parietal bones.
Sagittal suture.
Name the suture between the parietal and occipital bones.
Lambdoid suture.
Name the suture between the parietal bones and posterior of the temporal bone.
Parietomastoid suture.
Name the join between the occipital and temporal bones.
Occipitomastoid suture.
Name the join between the parietal and anterior temporal bone.
Temperoparietal suture.
Name the H-shaped structure, superior to the zygomatic arch, which is at the joining of the frontal, parietal, temporal, and sphenoid (greater wing) bones.
Pterion.
Which bones is the temperimandibular joint between?
Temporal, and condylar process of mandible.
What are the attachments of the temporalis muscle?
Temporal fossa, coronoid process.
What are the attachments of the medial pterygoid muscle?
Medial surface of the lateral pterygoid plate (of sphenoid), pyramidal process of palatine, tuberosity of maxilla, medial surface of mandibular ramus.
What are the attachments of the lateral pterygoid muscle?
Lateral surface of lateral pterygoid plate, infratemporal surface and crest of greater wing of sphenoid, medial surface of the mandibular condyle.
Which bones form the orbital margins?
Frontal, maxilla, zygomatic.
Which bones form the nasal bridge?
Frontal bone, frontal process of maxilla, nasal bones.
Which muscle attaches to the mastoid process?
Sternocleidomastoid.
What is the pointy bit and the back base of the skull called?
External occipital protuberance.
What is the name of the membranous joints between the angles of flat bones of the calvaria in infant skulls?
Fontanelles.
Name the four fontanelles of the infant calvaria.
Anterior (between frontal and parietal), posterior (between parietal and occipital), mastoid (behind mastoid process), sphenoidal (near where the pterion is on an adult).
Which part is the neurocranium, and what is another name for it?
The domed part containing the brain - calvaria.
What is the mnemonic for bones of the neurocranium?
STEP OFf my skull Sphenoid Temporal Ethmoid Parietal Occipital Frontal
What is the mnemonic for bones of the viscerocranium?
Zoro Likes Punching My Very Nose In Zygomatic Lacrimal Palatine Maxilla Vomer Nasal Inferior nasal concha
What is the mnemonic for learning the cranial sutures?
Learn Cranial Sutures
Lambdoid
Coronal
Sagittal
