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Skull and Facial Muscles - Anatomy & Physiology (view source)

Revision as of 09:30, 25 August 2008

72 bytes added , 09:30, 25 August 2008

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→‎Bones of the Skull

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==Bones of the Skull==

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[[Image:Pig skull dorsal.jpg|thumb|right|150px|Pig skull (nuchal crest, nasal bone, frontal bone, pareital bone, zygomatic process of the temporal bone and coronoid process of the mandible labelled) - Copyright RVC]]

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[[Image:Pig skull dorsal.jpg|thumb|right|150px|Pig skull (nuchal crest, nasal bone, frontal bone, pareital bone, zygomatic process of the temporal bone and coronoid process of the mandible labelled) - Copyright nabrown RVC]]

===Occipital Bone (os occipitale)===

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===Sphenoid Bone (os sphenoidale)===

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[[Image:Pig skull ventral view.jpg|thumb|right|150px|Ventral view pig skull (vomer, occipital condyle, sphenoid, pterygoid bone, hamulus labelled)- Copyright RVC]]

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[[Image:Pig skull ventral view.jpg|thumb|right|150px|Ventral view pig skull (vomer, occipital condyle, sphenoid, pterygoid bone, hamulus labelled)- Copyright nabrown RVC]]

*Forms the base of the neurocranium

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*Articulates with the frontal, pareital and sphenoid bones

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[[Image:Zygomatic arch.jpg|thumb|right|150px|Zygomatic Arch (Dog) - Copyright RVC]]

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[[Image:Zygomatic arch.jpg|thumb|right|150px|Zygomatic Arch (Dog) - Copyright nabrown RVC]]

*Zygomatic process

**On squamous part

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*Temporal part provides the muscle attachments for the temporalis muscle

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[[Image:Pareital Bone.jpg|thumb|right|150px|Parietal bone, occipital bone and external acoustic meatus (Horse) - Copyright RVC]]

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[[Image:Pareital Bone.jpg|thumb|right|150px|Parietal bone, occipital bone and external acoustic meatus (Horse) - Copyright nabrown RVC]]

===Parietal Bone (os parietale)===

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===Nasal Bone (os nasale)===

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[[Image:Ethmoid Turbinates.jpg|thumb|right|150px|Ethmoid Turbinates (Dog) - Copyright RVC]]

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[[Image:Ethmoid Turbinates.jpg|thumb|right|150px|Ethmoid Turbinates (Dog) - Copyright nabrown RVC]]

*Paired

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*Facial crest present on lateral surface

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[[Image:Cow skull lateral view.jpg|thumb|right|150px|Cow skull (incisive bone, nasal bone, maxilla, nasoincisive notch labelled) - Copyright RVC]]

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[[Image:Cow skull lateral view.jpg|thumb|right|150px|Cow skull (incisive bone, nasal bone, maxilla, nasoincisive notch labelled) - Copyright nabrown RVC]]

===Incisive Bone (os incisivium)===

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*Palatine sinus present on horizontal plate

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[[Image:Palatine Bone.jpg|thumb|right|150px|Palatine Bone and Maxilla (Pig) - Copyright RVC]]

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[[Image:Palatine Bone.jpg|thumb|right|150px|Palatine Bone and Maxilla (Pig) - Copyright nabrown RVC]]

===Vomer===

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===Maxilla===

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[[Image:Horse Maxilla.jpg|thumb|right|150px|Horse Maxilla - Copyright RVC]]

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[[Image:Horse Maxilla.jpg|thumb|right|150px|Horse Maxilla - Copyright nabrown RVC]]

*Forms most of the facial part of the skull, including the lateral walls of the face, nasal cavity, [[Oral Cavity Overview - Anatomy & Physiology|oral cavity]] and [[Hard Palate - Anatomy & Physiology|hard palate]]

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*Oral surface has numerous palatine foramina present

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[[Image:Cow Mandible.jpg|thumb|right|150px|Mandible of the Cow in situ - Copyright RVC]]

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[[Image:Cow Mandible.jpg|thumb|right|150px|Mandible of the Cow in situ - Copyright nabrown RVC]]

===Mandible (mandibula)===

Nabrown

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