Ribs structure
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Help!
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How many ribs are there? | 12
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Which ribs are "typical" ribs? | 3-9
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What are the main features of a typical rib? | Head, neck, tubricles and a shaft
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Head of a typical rib articulates with what? | 2 vertibrae, superior and inferior demifacets. The rib inferior articular facet of the rib will articulate with the same number demifacet of the vertibrae
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Tubricle of the typical rib is located where and articulates with? | Posterioinferior part of the neck of the rib, articulates with the transverse articular process of the same # rib
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Where is the interarticular crest of a rib? | On the head, between facets
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Where is the costal groove? | Anterior inferior surface of the shaft. Costal vein, artery and nerve run through here
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Unique features of the 1st rib? | Flat, short, articulates withT1
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2nd rib special features? | Almost typical, lacks tubricle
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10th rib unique? | Single facet, only articulates with T10
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Floating ribs are? | 11 and 12. Dont attach to sternum, they are short and lack a neck and tubricles
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Created by:
hopper
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