Anatomy Year 2 Term 1 > Foramen > Flashcards

Foramen Flashcards

(49 cards)

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1
Q

1

A

Optic canal

  • Optic nerve (2) - special sense of vision
  • Opthalamic artery (ICA)
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2
Q

2

A

Superior orbital fissure (Sphenoid bone)

  • Cranial nerve 3 (occulomotor)
  • Cranial nerve 4 (trochlear) - SO
  • Cranial nerve 6 (abducens) - LR
  • V1 opthalamic (5- Trigmeninal) - general sensory to areas of forehead, upper eyelid and upper conjunctiva
  • Opthalamic veins (superior and inferior) - empty into cavernous sinus
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3
Q

What passes through the inferior orbital fissure

A

infra-orbital nerve (branch of V2 maxillary nerve)

general sense to the cheek and upper jaw

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4
Q

1

A

optic canal

  • optic nerve 2
  • opthalamic artery (ICA)
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5
Q

2

A

superior orbital fissue

  • CN3,4,6
  • V1 - opthalamic
  • opthalamic veins -> cavernous sinus -> IJV
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6
Q

3

A

inferior orbtial fissue

  • infraorbital nerve (V2)
  • general sense to the cheek, upper jaw
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7
Q

4

A

lacrimal groove

leads to the opening for nasolarcimal ducrt to drain into the inferior nasal meatus

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8
Q

1-7

A
  1. optic canal
  2. superior orbital fissure
  3. foramen rotundum
  4. foramen ovale
  5. foramen spinosum
  6. foramen lacerum
  7. carotid canal
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9
Q

x

A

pterion

middle meningeal artery - ECA

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10
Q

what are emissary veins

A

thin walled , valveless veins that pass through the foramina of the skull

Communication between venous sinuses and veins of the scalp

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11
Q

what passes via 2?

A

foramina of cribriform plate

olfactory nerve (2)

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12
Q

what passes through the optic canal

A
  • optic nerve 2
  • opthalamic artery ICA (supplies retina and CN2)
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13
Q

what passes through the superior orbital fissure

A

superior orbital fissure

  • cranial nerve 3, 4, 6
  • V1 opthalamic division
  • opthalamic veins
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14
Q

4

A

foramen rotundum

V2 maxillary divsion

(maximally rounded)

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15
Q

7

A

foramen ovale

  • MALE
  • mandibular nerve V2
  • accessory meningeal artery (maxillary - ECA)
  • Lessor petrosal nerve (branch of CN9)
  • Emissary veins
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16
Q

5

A

Foramen spinosum

  • middle meningeal artery - maxillary - ECA

supplies dura matter of meninges

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17
Q

1

A

foramen lacerum

  • greater petrosal nerve (branch of CN7)
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18
Q

2

A

Carotid canal

posterior and lateral to foramen lacerum

ICA

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19
Q

8

A

internal acoustic foramen

  • facial nerve 7
  • vesibulocochler 8
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20
Q

9

Study These Flashcards
A

jugular foramen

  • cranial nerve 9 glossopharyngeal
  • 10 vagus
  • 11- accessory

IJV exits -> brachiocephlic veins -> SVC

21
Q

11

Study These Flashcards
A

Hypoglossal canal/foramen

CN12

close to foramen magnum

22
Q

x

Study These Flashcards
A

foramen magnum

  • spinal cord
  • lower end of medulla
  • vertebral arteries
  • spinal arteries
  • dural veins
23
Q

1

24
Q

2

Study These Flashcards
A

Foramen rotundum

25
3
Foramen ovale
26
4
foramen spinosum
27
5
internal acoustic meatus
28
6
hypoglossal foramen CN12
29
7
Foramen magnum
30
8
jugular foramen CN - 9, 10, 11 IJV
31
# 9 9
foramen lacerum - greater petrosal nerve - CN7
32
1
foramen ovale MALE mandibular nerve asscessory meningeal artery (maxillary - ECA) Lessor petrosal nerve - CN9 Emissary veins
33
2
forman lacerum - greater petrosal nerve (CN7)
34
3
stylomastoid formen
35
4
formen spinosum - ,middle meningeal artery (maxillary - ECA)
36
5
carotid canal ICA
37
# 6 6
jugular foramen CN 9, 10. 11 IJV exits
38
1
Foramen ovale
39
2
Foramen spinosum
40
3
inferior orbital fissure
41
4
foramen lacerman
42
5
carotid canal
43
6
jugular foramen 9,10.11 IJV
44
# 1. 1,2,3
1. groove for superior sagittal sinus 2. groove for transverse sinus 3. internal ooccipital proturberane
45
label the grooves
1. inferior petrosal sinus 2. sigmoid sinus -> IJV 3. transverse sinus 4. confluence of sinuses 5. superior petrosal sinus 6. superior sagittlal sinus
46
x
middle meningeal artery (ECA)
47
impression for middle meningeal artery
48
label sinues
1. superior sagittal sinus 2. inferior sagittal sinus 3. superior petrosal sinus 4. intercavernous sinus 5. sigmoid sinus 6. transverse sinus 7. straight sinus 8. occipital sinus
49

Anatomy Year 2 Term 1 (31 decks)

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