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19 Cards in this Set

  • Front
  • Back
what are other names for the axial skeleton?
skull, cranium.
what are functions of the skull?
protection, support, structure for other functions.
tubercles, tuberosites, processes
sites of attachment of ligaments and tendons.
joints
smooth surfaces (condyle, trochlea) with articular cartilage.
foramen or canal
a hole or a tunnel for blood vessels or nerves.
large bones covering the brain
frontal, left and right parietal, left and right temporal, occipital.
frontal
has sinuses
left and right parietal
superior and inferior temporal lines- attachment of temporalis muscle used for mastication (chewing)
left and right temporal
related to time
mastoid process- attachment of muscles moving the head
zygomatic process- forms posterier part of zygomatic arch- attachment of muscles moving the mandible (lower jaw)
styloid process- attachment of muscles for tongue, throat, hyoid bone
external acoustic meatus
occipital
external occipital protuberance- attachment of ligament connected to neck to hold skull upright
nuchal lines- attachment of neck muscles
condyles- joint with the first vertebra (atlas)
foramen magnum- large hole on inferior side for spinal cord
what are the bones fused together by?
sutures. sagittal, coronal, lambdoid, squamous.
mandible
lower jaw.
body and ramus (sides)
what is the joint formed between the mandible and temporal bone?
mandibular condyle.
maxilla
upper jaw.
has maxillary sinuses.
zygomatic
cheek bone.
temporal process- anterior part of zygomatic arch.
anterior view of skull
orbits, nasal bone, nasal cavity.
orbits (cavities/fossae) are formed by...
orbital plane (roof)
zygomatic bone (lateral wall)
maxilla and zygomatic bone (floor)
ethmoid, lacrimal, and palatine bones (medial wall)
sphenoid bone (posterior wall)
nasal cavity
separated by nasal septum.
formed by tiny vomer, inferior nasal concha, and cartilage.
interior of the cranial cavity
three fossae, crista galli, sella turcica, sphenoid bone, optic canals, carotid canal, foramen magnum, jugular foramen.