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LG Smith Notes > Chapter 35: Neuro > Flashcards

Chapter 35: Neuro Flashcards

1
Q

Cranial nerves with PS function?

A

3-7-9-10-11

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2
Q

PS post-ganglionic NT is?

A

Acetylcholine

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3
Q

CN that controls eye movement?

A

3-4-6

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4
Q

Findings indicating central vestibular disease?

A

Severe mentation changes, vertical/changing/deconjugate nystagmus, CN deficits other than 6 & 7, proprioceptive deficits.

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5
Q

CN 3 deficit

A

Mydriasis on the affected side, lateral strabismus,

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6
Q

CN 12 deficit

A

Tongue flaccid on affected side

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7
Q

No blinking and a dry cornea - which CN deficit?

A

7

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8
Q

Which CN innervates the tastebuds of the tongue?

A

7 & 9

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9
Q

CN 6 deficit

A

Medial strabismus

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10
Q

CN 4 deficit

A

Rotatory

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11
Q

CN1

A

Olfactory - smell - sensory

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12
Q

CN2

A

Optic - vision - sensory

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13
Q

CN3

A

Oculomotor - motor & PS

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14
Q

CN3 motor function

A

Extra-ocular muscles: dorsal, medial and ventral recti, ventral oblique

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15
Q

CN3 PS function

A

Pupillary constriction (PLR)

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16
Q

CN 4

A

Trochlear - motor - dorsal oblique (extra-ocular muscle)

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17
Q

CN5

A

Trigeminal - sensory & motor

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18
Q

CN5 sensory function

A

Facial sensation, including corneal

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19
Q

CN5 motor function

A

Closing of the jaws: masseter, temporal and medial pterygoid muscles. Opening of the jaws: lateral pterygoid, mylohyoid, geniohyoid and digastric muscles

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20
Q

CN6

A

Abducens - motor - lateral rectus & retractor bulbi

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21
Q

CN7

A

Facial - sensory & motor & PS

22
Q

CN7 sensory function

A

Taste - rostral 2/3 of tongue

23
Q

CN7 motor function

A

Muscles of facial expression & stapedius m.

24
Q

CN7 PS function

A

Lacrimal & mandibular salivary glands

25
CN8
Vestibulocochlear - sensory - hearing & balance
26
CN9
Glossopharyngeal - sensory & motor & PS
27
CN9 sensory function
Pharyngeal & middle ear sensation. Taste to caudal 1/3 of the tongue.
28
CN9 motor function
Pharyngeal & laryngeal m.
29
CN9 PS function
Zygomatic & parotid salivary glands
30
CN10
Vagus - sensory & motor & PS
31
CN10 sensory function
Pharynx, larynx, tongue root, external ear canal & viscera
32
Which nerves run through the equine guttural pouch?
CN 9-12 Glossopharyngeal Vagus Accessory Hypoglossal
33
CN10 motor function
Pharyngeal, laryngeal & oesophageal m.
33
CN10 PS function
Visceral
34
CN11
Accessory - motor & PS
35
CN11 motor function
laryngeal m, parts of trapezius, brachiocephalic & sternocephalicus m.
36
CN11 Ps function
Connects to CN10 - intrinsic m of the larynx, cervical & cranial thoracic oesophagus
37
CN12
Hypoglossal - motor - tongue m.
38
Palpebral reflex (afferent & efferent).
Afferent - CN 5 - lateral canthus maxillary branch/ medial canthus - ophthalmic branch. Efferent - CN7.
39
Menace response (afferent & efferent).
Afferent - CN2. Efferent - CN7.
40
Pupillary light reflex (afferent & efferent).
Afferent - CN2. Efferent - CN3.
41
Corneal reflex (afferent & efferent).
Afferent - CN5 ophthalmic branch. Efferent - CN6.
42
Nasal-cortical response (afferent & efferent).
Afferent - CN 5 - ophthalmic branch - septum/ maxillary branch - lateral nares. Efferent - conscious response.
43
Physiological nystagmus (afferent & efferent).
Afferent - CN8. Efferent - CN3/CN4/CN6.
44
Facial reflex (afferent & efferent).
Afferent - CN5/CN7. Efferent - CN7.
45
Lateral & ventral strabismus. Ptosis. Mydriasis.
CN3 dysfunction.
46
Dorsomedial strabismus.
CN6 dysfunction.
47
Medial strabismus. Loss of corneal reflex.
CN6 dysfunction.
48
Dysphagia. Dorsal displacement of the soft palate. Laryngeal paralysis.
CN9/CN10 dysfunction.
49
Mayhew Ataxia Grading
0: Normal strength & orientation. 1: Mild neurological deficits are only noted under certain circumstances. 2: Mild neurological deficits noted at all times. 3: Moderate deficits at all times are obvious to all observers. 4: Severe deficits with a tendency to buckle, stumble spontaneously, trip and fall. 5: Recumbent, unable to stand.

LG Smith Notes (5 decks)

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