ch 7 the skeleton system ll: axel skeleton Flashcards
sesamoid bones
form within tendons, due to stress
sutural bones
extra bones of skull
canal
a tubular passage or tunnel in a bone
condyle
a rounded knob
crest
a narrow ridge
epicondyle
a flare superior to a condyle
facet
a smooth joint surface that is flat or only slightly concave or convex
fissure
a slit through a bone
foramen
a hole through a bone that is usually round
fossa
a shallow broad or elongated basin
line
linea
a raised elongated ridge
meatus
a canal
process
any bony prominence
protuberance
a bony outgrowth or protruding part
sinus
a cavity within a bone
spine
a sharp slender or narrow process
sulcus
a groove for a tendon or nerve or blood vessel
tubercle
a small rounded process
tuberosity
a rough surface
foramina
holes where nerves and blood vessels pass
scoliosis
abnormal lateral curvature
hyperkyphosis
hunchback
abnormal posterior thoracic curvature
hyperlordosis
swayback
abnormal anterior lumbar cavature
frontal
cranial
1 bone
extend from the coronal suture to the eyebrow. it forms the forehead and contains the frontal sinuses.
frontal bone suture
cranial
coronal suture
parietal
crainial
2 bones
forming the roof and sides of the skull and located between the sutures
parietal sutures
cranial
sagittal suture
coronal suture
lambdoid suture
squamous suture
sphenoid
cranial
1 bone
greater and lesser wings
mothlike shape
sphenoidal sinuses
sella tucica
ethmoid
cranial
1 bone
ethmoidal sinus
crista galil
cribriform plate
nasal septum
superior and middle nasal conchae
temporal suture
cranial
squamous suture
temporal
cranial
2 bones
forming the sides of the skull
mastoid process
styloid process
external and internal acoustic meatus
zygomatic process of the zygomatic arch
mandibular fossa
occipital
cranial
1 bone
forming the rear of the skull
largest hole in skull; magnum foramen
occipital condyles located in it
occipital sutures
cranial
lambdoid sutures
maxillae
facial
2 bones
separates oral from nasal cavity
only facial bone with a sinus
alveolar processes
forming 2/3 of hard palate
maxillae suture
facial
intermaxillary suture
palatine
facial
2 bone
forming the posterior 1/3 of the hard palate
zygomatic
facial
2 bone
angles of cheeks
forms the temporal process of the zygomatic arch
lacrimal
facial
2 bone
medial wall of each orbit
smallest bone of skull
lacrimal fossa which contains lacrimal sac
nasal
facial
2 bones
bridge of the nose
inferior nasal conchae
facial
2 bone
nasal cavity
vomer
facial
forming the lower oprtion of the nasal septum
mandible
facial
only moveable bone of the skull
strongest skull bone
consists of body and ramus
alveolar cavities occupied with teeth
mandibular condyles
coronoid process
auditory ossicles
bones of middle ear
malleus
incus
stapes
bones associated with skull
auditory ossicles
hyoid
hyoid
floating bone
located between chin and larynx
number of vertebrae and intervertebral discs
33 in c
26 in g
primary curvatures
thoracic and pelvic
secondary curvatures
cervical and lumbar
intervertebral disc
pad between vertebrae