Muscles of Mastication

Muscles of Mastication

Muscles of Mastication, learn them. Masseter,Temporalis, Medial pterygoid, Lateral pterygoid.

published on March 13, 20139 responses 0

Where is the insertion of the Masseter?

Select the two correct answers
Angle of mandible (inferior and lateral parts of the mandibular ramus)
Coronoid process
Angle of maxilla (exterior taxi)
Superocentral mandibular ramus (coronoid process)
Condyloid process
Superolateral mandibular ramus (coronoid process)

Which nerve supplies the lateral pterygoid?

Where is the insertion of Medial pterygoid?

What is the nerve supplying the Masseter?

Facial nerve
Trigeminal nerve
Liver nerve

What is the main action the lateral pterygoid causes?

What action does the medial pterygoid do?

What is the origin and insertion of the Lateral pterygoid?

Select the two correct answers
Insertion: articular disc and pterygoid fovea on neck of condyle
Origin: Greater wing sphenoid and lateral surface of pterygoid
Insertion: Mandible
Origin: Sphenoid and pterygoid
Insertion:Neck of condyle and condoloid process
Origin: Sphenoid and central surface of the pterygoid
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What is the nerve supply of the Temporalis?

What are the main actions of the Masseter?

What are the main actions of the temporalis?

Select the three correct answers
Elevates the mandible
Squeezes the mandible
Invaginates the mandible
Retrudes the mandible
Aids in lateral excursion of the mandible

Where is the origin of the Medial Pterygoid?

Lateral surface of the lateral pterygoid, and Maxillary tuberosity
Medial surface of lateral pterygoid plate, and Maxillary tuberosity
Lateral surface of the medial pterygoid, and Maxillary tuberosity

Where is the origin of
- Masseter superficial head (larger part)
- Masseter deep head (smaller part)

Select the two correct answers
Inferior border of the anterior 2/3 of the zygomatic arch
Lateral border of the zygomatic arch. Inferior border of the posterior 1/3 of the zygomatic arch
Exterior border of the anterior 2/3 of the zygomatic arch
Medial border of the zygomatic arch. Inferior border of the posterior 1/3 of the zygomatic arch
Medial border of the zygomatic arch. Inferior border of the posterior 1/3 of the maxillary arch

What is the nerve that supplies the Medial pterygoid?

Where is the origin of the Temporalis?

Where is the origin of the Masseter?

Where is the origin of the Masseter?
Exterior border of the anterior 2/3 of the zygomatic arch
Inferior border of the anterior 2/3 of the zygomatic arch
Exterior border of the exterior 2/3 of the zygomatic arch

Where is the insertion of the temporalis?

Condyloid process
Coronoid process
Conaroid process