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Unit 3 bony landmarks > Unit III - Spaces, reference points, sutures > Flashcards

Unit III - Spaces, reference points, sutures Flashcards

1
Q

What are the 6 spaces?

A

anterior cranial fossa

middle cranial fossa

posterior cranial fossa

temporal fossa

infratemporal fossa

pterygopalatine fossa

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2
Q

What are the 7 communications of the pterygopalatine fossa

A

foramen rotundum

pterygoid canal

inferior orbital fissure

infraorbital groove

sphenopalatine foramen

pterygomaxillary fissure

greater palatine canal

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3
Q

What is the function of the foramen rotundum?

A

transmits the maxillary n.

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4
Q

What is the function of the pterygoid canal?

A

transmits the nerve of the pterygoid canal

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5
Q

What is the function of the inferior orbital fissure?

A

transmits the zygomatic n.

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6
Q

What is the function of the infraorbital groove?

A

transmits the infraorbital n., a., v.

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7
Q

What is the function of the sphenopalatine foramen?

A

transmits sphenopalatine a. and v. and the posterior superior nasal n.

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8
Q

What is the function of the pterygomaxillary fissure?

A

transmits the posterior superior alveolar n., the infraorbital, sphenopalaine and greater palatine a. and v.

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9
Q

What is the function of the greater palatine canal?

A

transmits the greater palatine n., a., and v.

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10
Q

What are the 3 reference points?

A

Bregma

Lambda

Pterion

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11
Q

What sutures form the Bregma?

A

junction of coronal and sagittal sutures

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12
Q

What sutures from the Lambda?

A

junction of sagittal and lambdoidal sutures

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13
Q

What bones form the Pterion?

A

area where parietal sphenoid, frontal and temporal bones meet

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14
Q

What are the 4 sutures?

A

coronal

cruciform

lambdoid

sagittal

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15
Q

Where is the coronal suture?

A

between frontal and parietal bones

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16
Q

Where is the cruciform suture?

A

Between palatine processes of maxilla and horizontal processes of palatine bones

17
Q

Where is the lambdoid suture?

A

between occipital and parietal bones

18
Q

Where is the sagittal suture?

A

between parietal bones

Unit 3 bony landmarks (17 decks)

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