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The Skeletal System
17 cards·by jennybakalov
axial skeleton
consists of the bones of the skull, thorax, and vertebral column
How many separate bones and cartilages does the skeletal system have?
206
appendicular skeleton
constitutes 126 bones of the human skeleton
skull
contains 22 bones
How many bones form the cranium?
8
How many bones are associated with the face?
14
cranium
"braincase"
cranial cavity
a fluid-filled chamber that cushions and supports the brain
facial bones
protect and support the entrances to the digestive and respiratory tract
sutures
immovable joints that mark the boundaries between skull bones
lambdoid suture
arches across the posterior surface of the skull
sutural bones
one or more of these bones may be found along the lambdoid suture
sagittal suture
posteriorly begins at the superior mid-line of the lambdoid suture and extends anteriorly
between the parietal bones to the coronal suture
coronal suture
cross the superior surface of the skull
calvaria
formed by the occipital, parietal, and frontal bones
squamous suture
marks the boundary on each side of the skull between the temporal bones and the parietal bone of
that side
frontonasal suture
the boundary between the superior aspects of the two nasal bones and the frontal bone