Unit 2 Skull Flashcards

1
Q

ID Structure

(black twist tie is in the right one;

arrow pointing to the left one)

A

Foramen Spinosum

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2
Q

ID Structure

A

Pterygoid Hamulus

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3
Q

ID Structure

A

Anterior Clinoid Process

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4
Q

ID Structure

(where black twist tie is sitting in a circle)

A

Hypophyseal Fossa

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5
Q

ID Structure

A

Dorsum Sellae

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6
Q

ID Structure

A

Optic Canal

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7
Q

ID Structures

A

Green - Optic Canal

Blue - Superior Orbital Fissure

Purple - Foramen Rotundum

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8
Q

ID Structures

A

Blue - Foramen Spinosum

Green - Foramen Ovale

Purple - Foramen Lacerum

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9
Q

ID Structure

A

Posterior Clinoid Process

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10
Q

What 2 structures do you find in the optic canal?

A

Optic n. (CN II)

Ophthalmic a. (branch of internal carotid a.)

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11
Q

Name 5 structures that travel through the superior orbital fissure.

A
  1. Superior ophthalmic v.
  2. Oculomotor n. (CN III)
  3. Trochlear n. (CN IV)
  4. Ophthalmic n. (V1)
  5. Abducens n. (CN VI
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12
Q

Which three direct branches of facial n. (or the geniculte ganglion) arise within the petrous portion of the temporal bone?

A
  1. greater petrosal n. (from geniculate ganglion)
  2. stapedial n.
  3. chorda tympani
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13
Q

What is the bony course of the greater petrosal n.?

geniculate ganglion –>

____________ –>

____________ –>

____________ –>

pterygopalatine ganglion

A

hiatus of canal for greater petrosal n. –>

foramen lacerum –>

pterygoid canal

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14
Q

The glossopharyngeal n. leaves the cranial cavity through the ________ _______.

A

jugular foramen

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15
Q
A
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