face and neck Flashcards
suture
means “seam” in Latin; classified as a fibrous joint of the skull
aponeurosis of the head
scalp
occipital condyles
knobs at the base of the occipital bone
foramen magnum
large hole at the base of the occipital bone that the spinal cord passes through
sagittal suture
midline suture where parietal bones meet
frontanels
at birth, the gap between cranial bones
mastoid process
large, superficial bump on the temporal bone (directly behind the ear)
styloid process
fang-like protrusion of the temporal bone that lies behind the earlobe
temporal fossa
broad, shallow depression on the temporal bone just superior to the ear
mandibular fossa
depression on the temporal bone that fits the mandibular condyle to form the TMJ
sinuses
resonant holes in the skull that lighten the head
orbits
eye sockets
ramus of mandible
back edge of the jaw
mandibular condyle
fits the mandibular fossa to form the TMJ
coronoid process
ridge on an upper part of the mandible
angle of the mandible
back corner of the jaw
TMJ (temporomandibular joint)
jaw joint
body of vertebra
thick, anterior part of the vertebra
facets
small, curved surfaces on the vertebra
foramen
hole
vertebral foramen
hole in each vertebra through which the main spinal cord passes
intervertebral discs
pads of cartilage that separate the spinal vertebrae and absorb spinal impacts
slipped disc
intervertebral disc that is torn from its foundations
ruptured (herniated) disc
outer cartilage of intervertebral disc is torn or cracked
atlas (atlantooccipital) joint
joint between occipital bone and C1
odontoid process
bony process on C2 around which C1 rotates
axis (atlantoaxial) joint
joint between C1 and C2
spinal joints (intervertebral facets)
joints between the vertebrae
frontalis
forehead muscle
temporalis
muscle that lies in the temple area of the head
masseter
chewer muscle
scalenes
deep neck muscles
splenius
muscles that lie in the back of the neck
SCM (sternocleidomastoid)
visible anterior neck muscle
trapezius
flat muscle that extends from the back of the head down to the T12
levator scapula
deep muscle of the posterior neck
suboccipital muscles
eight deep muscles of the upper, posterior neck