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Muscles of tongue (Extrinsic (Defn (One attachment to tongue, one to…
Muscles of tongue
Extrinsic
Defn
One attachment to tongue, one to another part of head/neck,
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Hyoglossus
Retracts, depresses tongue
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Intrinsic
Superior longitudinal
Longitudinal fibres
shorten tongue, lift tongue upwards
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Inferior longitudinal
b/w genioglossus, hyoglossus
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Transverse
Contraction causes tongue to narrow, elongate (merong)
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Defn
Both attachements w/i tongue, change shape of tongue
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