Front | Back |
Longitudinal axis
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Skull, vertebral column, bony thorax (thoracic cage)[ribs, sternum, scapula]
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Sutures
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All bones in skull joined by _______ except the mandible
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#7 = external acoustic meatus, #23 = frontal bone |
{lateral skull} Identify #7 and #23 |
Foramen magnum |
{superior skull (top of cranium removed)} Identify the big hole |
Paranasal sinuses
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Lighten skull bones and amplify the sounds we make when we speak (air-filled, mucous membrane lined)
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P.147 |
Identify the paranasal sinuses |
Hyoid bone
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Movable base for tongue, attachment point for neck muscles that raise and lower larynx when we swallow and speak
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Fontanels
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Fibrous membranes connecting the cranial bones; allow fetal skull to be compressed slightly during birth and allow brain to grow
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7 cervial, 12 thoracic, 5 lumbar
|
How many vertebrae in each section
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Intervertebral discs
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Pads of flexible fibrocartilage; cusion vertebrae and absorb shocks while allowing spine flexibility
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Comminuted fracture
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Bone breaks into many fragments
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Impacted fracture
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Broken bone ends are forced into each other
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Greenstick fracture
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Bone breaks incompletely
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Reduction
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Realignment of broken bone ends
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1) hematoma, 2) fibrocartilage callus formation, 3) bony callus formation, 4) bone remodeling
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Stages of bone fracture healing
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