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Neuro (Exam 1) > Nerve branches > Flashcards

Nerve branches Flashcards

1
Q

Great Auricular n. origin

A

C2/C3

from nerve point in neck

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2
Q

Great auricular n. innervation

A
  • Cutaneous innervation to skin over parotid gland
  • Posterior auricle
  • Skin from mandible to mastoid process
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3
Q

Lesser occipital n. origin

A

C2

from nerve point in neck

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4
Q

Lesser occipital n. innervation

A
  • Cutaneous innervation to skin of neck and scalp posteriosuperior to auricle
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5
Q

Transverse cervical n. origin

A

C2/C3

from nerve point in neck

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6
Q

Transverse cervical n. innervation

A

Cutaneous innervation to skin over anterior triangle

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7
Q

Supraclavicular nn. origin

A

C3/C4

from nerve point in neck

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8
Q

Supraclavicular nn. innervation

A

Cutaneous innervation to skin over neck and shoulder

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9
Q

Important branches of CN V1

A
  • Lacrimal n.

- Short ciliary n.

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10
Q

Short ciliary n.

A

Innervates ciliary muscles and constrictor pupilae in the eye

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11
Q

Important branches of CN V2

A
  • Zygomatic n.
  • Nasociliary n.
  • Greater and lesser palatine nn.
  • Posterior superior nasal n.
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12
Q

Important branches of CN V3

A
  • Lingual n.

- Auriculotemporal n.

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13
Q

Nerves passing through common tendinous ring @ superior orbital fissure

A

CN III and CN VI

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14
Q

Branches of facial nerve providing motor innervation to facial mm.

A
  • Temporal
  • Zygomatic
  • Buccal
  • Mandibular
  • Cervical
    To Zanzibar By Motor Car
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15
Q

Cutaneous branches from CN V1

A
  • Supraorbital n.
  • Supratrochlear n.
  • Palpebral branch of lacrimal n.
  • Infratrochlear n.
  • Ext. nasal branch of anterior ethmoidal n.
    (top of head, orbit, and most of nose)
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16
Q

Cutaneous branches from CN V1

A
  • Supraorbital n. (from frontal n.)
  • Supratrochlear n. (from frontal n.)
  • Palpebral branch of lacrimal n.
  • Infratrochlear n.
  • Ext. nasal branch of anterior ethmoidal n.
    (top of head, orbit, and most of nose)
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17
Q

Cutaneous branches from CN V3

A
  • Mental n. (inferior alveolar n.)
  • Buccal n.
  • Auriculotemporal n.
    (mandibular region of face/jaw)
18
Q

Cutaneous branches from Cervical plexus

A
  • Greater auricular n.
  • Lesser occipital n.
  • Transverse cervical n.
  • Supraclavicular nn.
    (most of auricle, lateral neck and inferior jaw)
19
Q

Cutaneous branches from dorsal rami of cervical spinal nn.

A
  • Great occipital n.
  • 3rd occipital n.
  • C4-C7
    (posterior aspect of skull/neck)
20
Q

Cutaneous branches from dorsal rami of cervical spinal nn.

A
  • Great occipital n.
  • 3rd occipital n.
  • C4-C7
    (posterior aspect of skull/neck)
21
Q

Greater petrosal n.

A

Preganglionic parasympathetic fibers and SVA fibers

runs from geniculate ganglion into middle cranial fossa stopping at foramen lacerum

22
Q

Deep petrosal n.

A

Sympathetic fibers running from internal carotid plexus and meeting up with greater petrosal n.

23
Q

N. of pterygoid canal

A

Greater petrosal n. + deep petrosal n.

24
Q

Path of n. of pterygoid canal

A

From foramen lacerum, through pterygoid canal and into the pterygopalatine fossa. PS fibers synapse @ pterygopalatine ganglion

25
Q

Lacrimal n.

A

Branch of CN V1

26
Q

Frontal n.

A

Branch of CN V1

27
Q

Supratrochlear n.

A

Branch of frontal n., which is Branch of CN V1

- Medial to supraorbital n.

28
Q

Supraorbital n.

A

Branch of frontal n., which is Branch of CN V1

29
Q

Nasociliary n.

A

Branch of CN V1

30
Q

Long and short ciliary nn.

A

Branch of nasociliary n., which is branch of CN V1

31
Q

Zygomatic n.

A

Branch of CN V2

32
Q

Infraorbital n.

A

Branch of CN V2

33
Q

Superior alveolar n.

A

Branch of CN V2

34
Q

Palatine n.

A

Branch of CN V2

35
Q

Greater and lesser palatine nn.

A

Branch of Palatine n., which is Branch of CN V2

36
Q

Buccal n.

A

Branch of CN V3

37
Q

Lingual n.

A

Branch of CN V3

38
Q

Inferior alveolar n.

A

Branch of CN V3

39
Q

Auriculotemporal n.

A

Branch of CN V3

40
Q

Platysma IN

A

Cervical n. (from facial n.)

Neuro (Exam 1) (5 decks)

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