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anatomy practical two
bones
21
Anatomy
Undergraduate 3
06/23/2013

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Term
sutures
Definition
connection between two bones without cartilage
Term
cranial bones
Definition
surround the cranial cavity, 8 bones in contact with meninges
Term
facial bones
Definition
support teeth and form nasal cavity and orbit, 14 bones with no direct contact with brain or meninges; help with attachment of facial and jaw muscles
Term
the vertebral column
Definition
made up of 26 bones namely cervical, thoracic, lumbar, sacral, and coccyx verebrae; protects your spinal cord
Term
atlas
Definition
1st cervical vertebrae which doesn't have a body and provides for the range of motion for nodding head; superior articular facets articulate with the occipital condyles of the skull.
Term
axis
Definition
2nd cervical vertebra with a unique superior process called the dens or odontoid process that runs through the atlas and allows the atlas to rotate on the axis; provides for range of motion as shaking head no
Term
cervical vertebrae
Definition
has 3 foramina (1 vertebral and two transverse) with smaller lightweight bodies; some have bifid spinous processes that are split in two or bifurcated
Term
thoracic vertebrae
Definition
medium sized body with markings on the lateral, posterior surface attached to the ribs; long, narrow spinous process that commonly slants inferiorly with facets on the transverse process that articulate with the ribs.
Term
lumbar vertebrae
Definition
no transverse formina with no rib facets and the largest bodies; thick spinous processes that extend horizontally and are shorter and thicker; bigger body, transverse process smaller,
Term
sacrum and coccyx
Definition
three to 5 fused bones
Term
rib cage
Definition
made up of 24 ribs and sternum
Term
sternum
Definition
other part of skeletal system where bones attach by cartilage
Term
true ribs
Definition
first seven pairs of ribs whose costal cartilage attaches directly to the sternum
Term
false ribs
Definition
remaining five pairs of ribs
Term
pairs 11 and 12 of ribs
Definition
floating ribs as they do not join with sternum; attach at back
Term
manubrium, body, and xiphoid process
Definition
three parts of sternum in order from top to bottom?
Term
hyoid bone
Definition
a free-hanging horseshoe shaped bone found in the neck between the chin and the thyroid cartilage; distantly articulates to other bones by muscles and ligaments; important for swallowing and sound production.
Term
focet
Definition
small articular surface
Term
spinus process
Definition
attachment of muscles
Term
lacrimal bones
Definition
inside of eye sockets
Term
palatine bones
Definition
roof of mouth
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