bony features of Mandible

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SKELETON OF HEAD & NECK 2015 Dr. Ahmed El-Nashar Practical Anatomy for dental student Dr. Ahmed ElNashar 2015

Transcript of bony features of Mandible

Page 1: bony features of Mandible

Dr. Ahmed ElNashar 2015

SKELETON OF HEAD & NECK2015

Dr. Ahmed El-Nashar

Practical Anatomy for dental student

Page 2: bony features of Mandible

Dr. Ahmed ElNashar 2015

Bony featuresTHE Mandible

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1) Symphysis menti2) Mental protuberance3) Mental tubercle4) Mental foramen

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Mental foramen

Coronoid process codyle

Mand. notch

Ext.

obliq

ue ri

dge

codyle

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1) Pterygoid fovae2) Mandibular foramen3) Lingula4) Mylohyoid groove5) Mylohyoid line6) Sublingual fossa7) Submandibular fossa8) Genial tubercles9) Digastric fossa

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1) Condyle2) Coronoid process3) Mand. notch4) Pterygoid fovae5) Mandibular foramen6) Lingula7) Mylohyoid groove8) Mylohyoid line9) Ext. oblique ridge10) Mental foramen11) Mental protuberance12) Mental tubercle

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Dr. Ahmed ElNashar 2015

Ms. attachmentTHE Mandible

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1) MasseterN.S: masseteric N

2) BuccinatorNS: facial N

3) Temporalis N.S: temporal Ns

4) Platysma muscleNS: facial N

5) Lateral pterygoid ms

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1)Temporalis

2)Mylohyoid

3) Medial pterygoid

4)Digastric (ant belly)

5)geniohyoid

6)Spheno-mandibular lig

7)Stylo-mandibular lig

8)Lateral pterygoid

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1) lat. Pterygoid (ins.)

2)Temporalis. (ins.)

3)Masseter. (ins.)

4)Medial pterygoid. (ins.)5)Platysma (ins.)6)Buccinator (origin)7)Mylohyoid ms. (origin)

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1) Genial tubercle Genioglossus & geniohyoid (origin)

2) Digastric fossa ant. belly of digastric fossa.

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Dr. Ahmed ElNashar 2015

Ligament attachedTHE Mandible

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1)Lingula (sphenomandibular lig.)

2)Mylohyoid line

(ptergo-mand. raphe)

3) Angle of mand.

( stylo-mand. Lig.)

4) Neck of mand.

( lat. Ptergo-mand lig.)

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Dr. Ahmed ElNashar 2015

Related structuresTHE Mandible

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1)Submandibular gland 2)Sublingual gland

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1)Maxillary A & auriculotemporal N

2)Inferior alveolar N& Vs

3)Mental N& Vs

4)Lingual N

5)Mylohyoid N& Vs

6)Facial A7)Masseteric N

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Related structures

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