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8 Cards in this Set
- Front
- Back
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Muscles of Mastication |
Temporalis- Closes jaw and pulls mandible forward and backward
Masseter- Closes jaw and retrudes mandible
Lateral Pterygoid- Protrudes jaw and opens mouth
Medial Pterygoid- Pulls andible upward and forward, and closes mouth |
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Muscles of the Neck |
Sternocleidomastoid- Rotates head right and left
Platysma- Depresses mandible and lower lip
Trapezius- Moves the head to one side or backward |
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Muscles of the Floor of the Mouth |
Digastric- Depresses mandible and elevates hyoid bone
Stylohyoid- Elevates and retracts hyoid bone
Mylohyoid- Elevates hyoid bone and tongue and depresses mandible
Geniohyoid- Elevates hyoid and tongue and depresses mandible |
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Muscles of the Tongue |
Genioglossus- Protrudes and depresses tongue
Hyoglossus- Depresses down sides and retracts tongue
Styloglossus- Brings tongue upward and backward
Palatoglossus- Brings tongue upward during swallowing |
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Temporalis Muscle |
Origin: Temporal Bone
Insertion: Coronoid process and ramus of mandible |
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Masseter Muscle |
Origin: Zygomatic Arch
Insertion: Ramus and angle of mandible |
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Lateral Pterygoid Muscle |
Origin: Sphenoid Bone and Pterygoid Plate
Insertion: Condyle of mandible and TMJ capsule |
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Medial Pterygoid Muscle |
Origin: Pterygoid Plate, Palatine Bone, and Maxillary Tuberosity
Insertion: Ramus and angle of mandible |
