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Subjects/Anatomy/AIIMS 2017
AIIMS 2017
medium
bone Anatomy

Which of the following marked muscles is Involved in Opening of jaw?

A. A
B. B
C. C
D. D

Explanation

Depression of Mandible done by Lateral Pterygoid Mylohyoid Anterior belly of digastric muscle *In the image Marker A - Lateral Pterygoid Marker B - Lateral to mandible bone - Masseter Marker C - TowardsTemporal region - Temporalis (retraction of Mandible) Marker D - Subcutaneous Muscle - Buccinator (Cheek muscle - Accessory Muscle for mastication) *Angle of mandible has Masseter laterally Medial pterygoid medially *ELEVATORS- Mnemonic - MTMe M - Masseter T - Temporalis M - Medial Pterygoid

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