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Muscles of Mastication
origin, insertioon, function
17
Anatomy
Undergraduate 1
03/30/2011

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Term
temporalis - origin
Definition
origin- temporal lines of parietal
Term
temporalis - insertion
Definition
insertion - coronoid process of mandible
Term
temporalis - function
Definition
function - elevation and retraction of mandible
Term
masseter - origin
Definition
origin - zygomatic process
Term
masseter - insertion/function
Definition
insertion- angle of mandible
function- elevation and protraction of mandible
Term
lateral pterygoind - origin
Definition
origin - lateral side of later ptergoid plate
Term
lateral pterygoind - insertion
Definition
insertion - neck of mandible
Term
lateral pterygoid - function
Definition
function - depression and protraction of mandible, side-side
Term
medial ptergoid - origin
Definition
origin - medial side of lateral pterygoid plate
Term
medial pterygoid - insertion
Definition
insertion - angle of mandible
Term
medial pterygoid - function
Definition
function - elevation, protraction of mandible, side-side
Term
digastric, anterior - origin
Definition
origin - anterior and internal mandible
Term
digastric anterior - insertion
Definition
insertion - tedon to body of hyoid
Term
digastric, anterior - function
Definition
function - depress mandible
Term
digastric, posterior - origin
Definition
origin - mastoid process
Term
digastric, posterior - insertion
Definition
insertion - tendon to body of hyoid
Term
digastric, posterior - function
Definition
depress mandible
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