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

Q

Mandibular Notch

A

Rounded end of jaw

Q

Mandibular Foramen

A

Holes under jaw

Q

Body of Mandible

A

Main part of jaw bone

Q

Angle of Mandible

A

Where jaw comes to angle

Q

Ramus

A

Where jaw bone goes up

Q

Condylar Process

A

Back part of jaw split, fits into mandibular notch

Q

Coronoid Process

A

Front of jaw split. Crows beak