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Veterinary Anatomy III > HEAD M, V, N > Flashcards

HEAD M, V, N Flashcards

gl. parotis ductus parotideus ln. parotideus n. facialis n. auriculotemporalis

1
Q
A

Gl. parotis

Located between gl. mandibularis and the ear

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2
Q
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Ductus parotideus

  • Runs over m. masseter*
  • Opens into oral vestibule, approx. P4*
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3
Q
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Ln. parotideus

Between m. masseter and gl. parotis

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4
Q
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N. facialis (CN-VII)

From caudal border of the pons, exiting skull at for. stylomastoideum

Motor nerve → Muscle of facial expression

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5
Q

How to access n. facialis

A

Lift and reflect gl. parotis

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6
Q

List the branches of n. facialis

A
  • N. auricopalpebralis
  • R. buccalis dorsalis
  • R. buccalis ventralis
  • R. auricularis rostralis
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7
Q
A

N. auriculotemportalis

  • ex n. mandibularis ex. n. trigeminus (CN-V)
  • Sensory nerve to ear, temple and cheek
  • Leads to r. auricularis rostralis
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8
Q
A

N. trigeminus (CN-V)

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9
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R. buccalis dorsalis

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10
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R. buccalis ventralis

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11
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R. auricularis rostralis

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12
Q
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R. buccalis ventralis

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13
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Ductus parotideus

  • Runs over m. masseter*
  • Opens into oral vestibule, approx. P4*
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14
Q
A

Gl. mandibularis

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15
Q
A

R. buccalis dorsalis

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16
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A

N. auriculotemportalis

ex n. mandibularis ex. n. trigeminus (CN-V)

Sensory nerve to ear, temple and cheek

Leads to r. auricularis rostralis

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17
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A

R. buccalis dorsalis

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18
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R. buccalis ventralis

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19
Q
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N. facialis (CN-VII)

From caudal border of the pons, exiting skull at for. stylomastoideum

Motor nerve → Muscle of facial expression

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20
Q
A

N. auriculopalpebralis

  • Ex n. facialis (CN-VII)
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21
Q
A

N. palpebralis/r. zygomaticus

  • Ex n. auriculopalpebralis ex n. facialis (CN-VII)
  • Located under gl. parotis
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22
Q
A

N. zygomaticotemporalis

  • Ex n. maxillaris (CN-V2) ex. n. trigeminus (CN-V)
  • Sensory nerve
  • From the bottom 3rd of orbital ligament
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23
Q
A

N. zygomatofacialis

  • Ex. n. maxillaris (CN-V2) ex n. trigeminus (CN-V)
  • Sensory nerve
  • Runs out of a space ventral to the orbital ligament
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24
Q
A

N. frontalis

  • Ex n. opthalmicus (CN-V1) ex n. trigeminus (CN-V)
  • Sensory nerve
  • Runs with a vessel within the orbit
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25
Q
A

Gl. lacrimalis

  • Under the orbital ligament
  • Caudal to the eye
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26
Q
A

N. auriculopalpebralis r. zygomaticus

27
Q
A

N. auriculotemporalis

28
Q
A

N. auriculopalpebralis

  • Ex n. facialis (CN-VII)
29
Q
A

N. frontalis

  • Ex n. opthalmicus (CN-V1) ex n. trigeminus (CN-V)
  • Sensory nerve
  • Runs with a vessel within the orbit
30
Q
A

M. nasolabialis/Levator nasolabialis

Origin: Maxilla

Insertion: Edge of upper lip on external naris

Action: Dilate nostrils, raise upper lip

31
Q
A

N. infraorbitalis

  • Ex n. maxillaris (CN-V2) ex n. trigeminus (CN-V)
  • Exits from foramen infraorbitale with radiating branches
  • Sensory nerve to the muzzle
32
Q
A

N. buccalis

  • Ex n. mandibularis (CN-V3) ex n. trigeminus (CN-V)
  • Sensory nerve to mucous membrane and skin of cheek
  • Can be traced with the deep facial vein, slightly deeper
33
Q
A

Nn. mentalis

  • Ex n. alveolaris mandibularis ex n. mandibularis (CN-V3) ex n. trigeminus (CN-V)
  • Branches from the foramina mentalia
  • Sensory nerve to the lower lip
34
Q
A

V. facialis

  • Ex v. linguofacialis ex v. jugularis externa
35
Q

List the branches of v. facialis

A
  • V. profunda faciei
  • V. angularis oculi
  • V. nasalis dorsalis
  • V. nasalis lateralis
  • V. labialis inferior
  • V. labialis superior
  • V. submentalis
  • V. infraorbitalis
36
Q
A

V. profunda faciei

37
Q
A

V. angularis oculi

38
Q
A

V. nasalis dorsalis

39
Q
A

V. infraorbitalis

40
Q
A

V. labialis superior

41
Q
A

V. labialis inferior

42
Q
A

Gl. zygomatica

  • Beneath the eye
  • Partially covered by zygomatic arch
  • M. masseter must be cut
43
Q
A

M. digastricus

Origin: Processus paracondylaris of occipital Bone

Insertion: Corpus mandibulae

Action: Open Mouth

44
Q
A

M. digastricus

Origin: Processus paracondylaris of occipital Bone

Insertion: Corpus mandibulae

Action: Open Mouth

45
Q

7

A

Gl. mandibularis

  • Caudal to angulus mandibulae
  • Partly covered by gl. parotidea
  • Between vv. maxillaris et linguofacialis
46
Q

11

A

Gl. sublingualis monostomatica

  • Rostral to gl**. mandibularis
47
Q
A

​​Gl. sublingualis polystomatica

  • Along ductus sublingualis
  • Opens into recessus sublingualis
48
Q
A

Ductus sublingualis

  • Opens at caruncula sublingualis
49
Q
A
  • ​​*Ductus mandibularis
  • Opens at caruncula sublingualis
50
Q
A

​​Gl. sublingualis polystomatica

  • Along ductus sublingualis
  • Opens into recessus sublingualis
51
Q
A

Gl. sublingualis monostomatica

  • Rostral to gl**. mandibularis
52
Q
A

Lc. mandibulare

(Lnn. mandibulares)

  • Ventral to gl**. mandibualris
  • Nodes lie on both sides of v. facialis
53
Q
A

Ln. retropharyngeus medialis

  • Reflect gl. mandibularis rostrally
  • Found lying on the trachea, ventral to ala atlantis
54
Q

How to locate:

  • Ductus mandibularis
  • Ductus sublingualis
  • Gl. sublingualis polystomatica
A
  • Lift gll**. mandibularis et sublingualis monostomatica
  • Cut m. digastricus near its origin
55
Q
A

V. maxillaris

56
Q
A

V. linguofacialis

57
Q

2

A

V. maxillaris

58
Q

7

A

V. maxillaris

59
Q

11

A

V. linguofacialis

60
Q

2

A

V. maxillaris

61
Q

7

A

V. maxillaris

62
Q

11

A

V. linguofacialis

63
Q

How are n. lingualis and the monostomatic and mandibular ducts located?

A
  1. Paramedian cut along the mylohyoid
  2. Repeat with geniohyoid
  3. The ducts are located next to the vein

Veterinary Anatomy III (124 decks)

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