Shared Flashcard Set

Details

Muscles of Mastication
Origins, insertions, innervation, action, and blood supply of muscles of mastication
12
Anatomy
Graduate
10/30/2011

Additional Anatomy Flashcards

 


 

Cards

Term
Temporalis: origin
Definition
floor of temporal fossa &
temporal fascia
Term
Temporalis: insertion
Definition
coronoid process &
ant border of ramus of mandible
Term
Masseter: origin
Definition
zygomatic process of maxilla and inf aspect of zygomatic arch
Term
Masseter: insertion
Definition
lat ramus of mandible to angle of mandible
Term
Medial pterygoid: origin
Definition
med aspect of lat plate of pterygoid process of sphenoid,
pyramidal process of palatine bone,
tuberosity of maxilla
Term
Medial pterygoid: insertion
Definition
medial ramus &
angle of mandible
Term
Lateral pterygoid: origin
Definition
infratemproal surface of greater wing of sphenoid &
lat surface of lat plate of pterygoid process of sphenoid
Term
Lateral pterygoid: insertion
Definition
pterygoid focea,
capsule of temporomandibular joint & articular disk
Term
Temporalis: action
Definition
maintains resting position,
elevation,
retrusion,
and ipsilateral excursion of mandible
Term
Masseter: action
Definition
elevation,
protrusion,
ipsilat excursion of mandible
Term
Medial pterygoid: action
Definition
protrusion,
elevation,
deviation to opposite side
Term
Lateral pterygoid: action
Definition
protusion,
pull disk anteriorly,
deviation to opposite side
Supporting users have an ad free experience!