Skull Part 2. Flashcards by Antonio Rusu

Q

Anterior Cranial Fossa.

A

Depression front of skull (Inside view)

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Q

Middle Cranial Fossa

A

Depression on sides (Inside View)

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Q

Posterior cranial fossa

A

Back of skull (Inside View)

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Q

Crista Galli

A

Split line between center of anterior fossa

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Q

Optic Canal

A

Hole to orbit. Upper portion

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Q

Lesser wing of Sphenoid

A

Small wing

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Q

Greater Wing of Sphenoid

A

Large wing

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Q

Sella Turcia

A

Saddle like on posterior depression

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Q

Internal Acoustic Meatus

A

Inner hole connecting to ear canal

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Q

Petreous Portion of Temporal Bone

A

Rock like portion

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Q

Cranial Cavity

A

Whole open skull

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Q

Frontal Sinus

A

Small cavity in frontal bone

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Q

Ethmoid Sinus

A

Little holes on ethmoid

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Q

Sphenoid Sinus

A

Middle of Skull

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Q

Maxillary Sinus

A

Sinus Cavity in cheek Bone

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Q

Anterior Nasal Spine

A

Bumpy nose ridge

Q

Squamos portion of Temporal

A

Flat part of Temporal bone

Q

Zygomatic Process

A

Bridge connecting cheek Bone to Temporal

Q

Mandibular Fossa

A

Where mandible articulates with skull

Q

External Acoustic Meatus

A

Outer ear hole

Q

Mastoid Process

A

Projection behind ear

Q

Styloid Process

A

Deeper projection. Skinny processes

Q

Mental Foramen

A

Hole near chin

Q

Mental Protuberance

A

Chin

Mandibular Notch

Rounded end of jaw

Mandibular Foramen

Holes under jaw

Body of Mandible

Main part of jaw bone

Angle of Mandible

Where jaw comes to angle

Ramus

Where jaw bone goes up

Condylar Process

Back part of jaw split, fits into mandibular notch

Coronoid Process

Front of jaw split. Crows beak