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46 Cards in this Set

  • Front
  • Back
2 Divisions of the skeletal system
Axial
Appendicular
skull, ribs, backbone-vertebrae 80 bones
Axial
Bones of free appendages, bones of pelvic and pectoral girdles, 126 bones
Appendicular
Contains 22 bones, 8 cranial;14 facial bones
skull
Seam or stitch, immovable joint foun only between skull bones
suture
between frontal and parieteal bones
coronal suture
between parietal bones
sagittal
between parietal and occipital bones
lamboidal suture
between parietal and temporal bones
squamosal suture
soft spots that allow skull to be compressed during birth; bembrane filled spaces between cranial bones
fontanel
forms the forehead
frontal bone
swelling and discoloration from bruising of skin over ridge of the frontal sinus
black eye
2 bones forming greater portion of the roof of the cranial cavity; just underneath lies hte duramater (brain covering)
parietal bones
2 bones forming inferior sides of the cranium and part of the cranial floor
temporal bones
forms the posterior part and a large portion of the base of the cranium
occipital bone
hole through occipital bone where spinal cord enters cranial cavity
foramen magnum
middle part of the base of the skull
sphenoid bone
optic nerve passing though sphenoid
optic foramen
light spongy bone between orbits
ethmoid bone
fuse in middle to form nose bridge
nasal bone
paired bones that unite to form upper jawbone
maxillae
maxillae fail to unite before birth
cleft palate
split in the upper lip
cleft lip
cheek bones
zygomatic bones
lower jawbone; largest and strongest and only moveable bone in the skull
mandible
supports the tongue, does not articulate with any other bone
hyoid bone
Vertebral column numbers
1-Atlas
1-Axis
7-cervial vertebrae (neck)
12-Thoracic Vertebare (middle back)
5-Lumbar vertebare (lower back)
1-sacral vertebrae
1-Coccygeal vertebrae (coccyx)
Hyaline cartilage attaching ribs to sternum
costal cartilage
true ribs
1st-7th ribs
false ribs
8th-12th ribs
false ribs and floating ribs only attached posteriorly to thoracic vertebrae
11th and 12th
groove in the inner surface of the rib that protects blood vessels and nerve
costal groove
lateral bending of the vertebral column usually thoracic region
scoliosis
exaggeration of the thoracic curve of the vertebral column, tb, age rickets,
Kyphosis
exaggeration of the lumbar curve of the vertebral column
Lordosis
laminae fail to unite at the midline lumbar vertebrae usually
spina binfida
fibrocartilage ruptures under pressure and protrudes posteriorly (slipped) or into vertebral body (Herniated)
Herniated (slipped) disc
needle into bone to get red bone marrow sample-sternum
marrow biopsy
rounded bump; usually fits into a fossa on another bone, forminga joint
condyle
moderately raised ridge; generally a site for muscle attachment
crest
flat surface that forms a joint with another facet or flat bone
facet
round hole for vessels and nerves
forament
deppression; often receives an articulating bone
fossa
tubelike opening or channel
meatus
a raised area or projection
process
large bump for muscle attachment
trochanter