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Clinical Anatomy I > Cranium & Cranial Nerves > Flashcards

Cranium & Cranial Nerves Flashcards

1
Q

Draw meningeal coverings

A

Compare to drawing

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2
Q

Dural in-foldings

A

Falx cerebri
Tentorium cerebelli
Falx cerebelli
Diaphragma sellae (sellar diaphragm)

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3
Q

What structures does the falx cerebri separate?

A

right and left cerebral hemispheres

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4
Q

What structures does the tentorium cerebelli separate?

A

occipital lobes from the cerebellum

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5
Q

What structures does the falx cerebelli separate?

A

cerebella hemispheres

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6
Q

What structures does the sellar diaphragm separate?

A

covers pituitary gland in hypophysial fossa

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7
Q

Three cranial fossa

A

Anterior Cranial Fossa
Middle Cranial Fossa
Posterior Cranial Fossa

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8
Q

Boundaries of anterior cranial fossa

A

Anterior: frontal bone
Middle: ethmoid bone
Posterior: body and lesser wings of sphenoid

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9
Q

Contents of anterior cranial fossa

A

Foramen cecum
Cribriform foramina in cribriform plate
Anterior and posterior ethmoidal foramina

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10
Q

Boundaries of middle cranial fossa

A

Anterior: sphenoidal crests & limbus of sphenoid
Middle: lateral - greater wings of sphenoid, laterally - squamous parts of the temporal bones, and posteriorly - petrous parts of temporal bones
Posterior: crest of the petrous part of the temporal bone

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11
Q

Contents of middle cranial fossa

A

Optic canals
Superior orbital fissure
foramen rotundum
foramen ovale
foramen spinosum
foramen lacerum
groove/hiatus of greater petrosal nerve

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12
Q

Boundaries of posterior cranial fossa

A

Anterior: dorsum sellae of the sphenoid
Middle: occipital bone
Posterior: occipital bone

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13
Q

Contents of posterior cranial fossa

A

foramen magnum
jugular foramen
hypoglossal canal
condylar canal
mastoid foramen

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14
Q

Cranial foramina mnemonic

A

Oprah - Optic foramen
Runs - Foramen rotundum
Over - foramen ovale
Spotted - foramen spinosum
Leopards - foramen lacerum
Cuz - carotid canal
It - internal acoustic meatus
Jumped - jugular foramen
Her - hypoglossal canal
Mom - foramen magnum

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15
Q

Ganglia containing postganglionic parasympathetic cell bodies

A

Ciliary ganglion
Pterygopalatine ganglion
Otic ganglion
Submandibular ganglion

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16
Q

What branch of CN V are the ganglia suspended from?

A

Opthalmic CN V1 - ciliary ganglion
Maxillary CN V2 - pterygopalatine ganglion
Mandibular - CN V3 - otic and submandibular ganglion

17
Q

Draw Cavernous Sinus

A

Compare

18
Q

Draw Sympathetic innervation of head & neck

A

Clinical Anatomy I (44 decks)

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