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5. Neuro > Anatomy > Flashcards

Anatomy Flashcards

1
Q

For movement of the eye, what hole do the nerves go through?

A

Superior orbital fissure

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2
Q

What nerves pass through the superior orbital fissure?

A

Occulomotor (3)
Trochlear (4)
Abducens (6)
Opthalmic branch of trigeminal (5)

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3
Q

What happens to 5 as it passes through the superior orbital fissure?

A

Passes as 2 separate branches

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4
Q

What are the 2 branches of the opthalmic trigeminal?

A

Frontal nerve

Lacrimal nerve

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5
Q

Where does the frontal nerve go?

A

Goes out onto forehead

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6
Q

Where does the lacimal nerve pass to?

A

To the lacrimal gland

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7
Q

What does the lacrimal nerve become and carry?

A

Nasocilliary nerve (carries parasympathetic fibres to ciliary body)

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8
Q

What nerve innervates the superior oblique?

A

Trochlear

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9
Q

What are the muscles that control movement of the eye?

A

Superior oblique
Inferior oblique
Superior, inferior, lateral, medial rectus

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10
Q

What muscle controls opening of the eyelid?

A

Levator palpebrae superioris

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11
Q

What nerve innrvates the lateral rectus?

A

Abducens

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12
Q

Occulomotor nerve innervates what muscles?

A

Superior, inferior, medial rectus

Inferior oblique

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13
Q

What does the superior rectus do?

A

Elevation

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14
Q

What does the inferior rectus do?

A

Depression

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15
Q

What does the lateral rectus do?

A

Abduction

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16
Q

What does the medial rectus do?

A

Adduction

17
Q

What does the superior oblique do?

A

Passes through trochlear
Inserts onto the eye
Rotates the eye medially
Intorsion

18
Q

What does the inferior oblique do?

A

Extorsion

19
Q

What nerves, arteries & veins go through the ethmoidal foramen? What do they supply?
What type of bone is that?
Which part of the cranium is it in?

A

Olfactory nerve (1)
Ethmoidal artery and vein (supplies anterior part of nasal cavity and nose)
Ethmoidal bone
Anterior cranial fossa

20
Q

What nerves, arteries & veins go through the optic canal?
What type of bone is that?
Which part of the cranium is it in?

A

Optic nerve (2)
Opthalmic artery
Sphenoid bone
Anterior cranial fossa

21
Q

What nerves, arteries & veins go through the superior orbital fissure? What do they supply?
Which part of the cranium is it in?

A 
Occulomotor (3)
Trochlear (4)
Abducens (6)
Opthalmic branch of trigeminal (5)
Superior opthalmic vein
Middle cranial fossa
22
Q

What nerves, arteries & veins go through the foramen rotundum?
Which part of the cranium is it in?

A

Maxillary branch of trigeminal (5)

23
Q

Where are the nuclei for CN 3 and 4 found?

A

The periaqueductal grey near cerebral aqueduct

5. Neuro (16 decks)

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