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Neuroanatomy > Cranial Nerves > Flashcards

Cranial Nerves Flashcards

1
Q

GSE

A

Somatic Motor (Voluntary (striated) muscle)

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2
Q

SVE

A

Branchial Motor (Voluntary (striated) muscle)

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3
Q

GVE

A

Visceral motor (involuntary (smooth) muscle)

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4
Q

GSA

A

General Sensory

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5
Q

SSA;SVA

A

Special Sensory (have organized organs dedciated to them.

Special Visceral is branchial motor

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6
Q

Somatic Motor (Voluntary (striated) muscle)

A

GSE

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7
Q

Branchial Motor (Voluntary (striated) muscle)

A

SVE

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8
Q

Visceral motor (involuntary (smooth) muscle)

A

GVE

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9
Q

General Sensory

A

GSA

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10
Q

Special Sensory (have organized organs dedciated to them.

Special Visceral is branchial motor

A

SSA;SVA

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11
Q

Cranial Nerve I

A

Olfactory Nerve

Function: Smell (Only a special sensory component)

SSA

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12
Q

Olfactory Nerve

A

Cranial Nerve I

Function: Smell (Only a special sensory component)

SSA

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13
Q

Cranial Nerve II

A

Optic Nerve

Function: Only a special Sensory component

SSA

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14
Q

Optic Nerve

A

Cranial Nerve II

Function: Only a special Sensory component

SSA

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15
Q

Cranial Nerve III

A

Ocular Motor Nerve

Function: Control Eye movements controlling 4 extraocular muscles

Only Motor Components

  1. Superior rectus (turns eye up/in)
  2. Medial Rectus (turns eye inward)
  3. Inferior oblique (turns eye up/out)
  4. inferior rectus (turns eye down/in

also constricts pupil and closes eye!

GSE; GVE

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16
Q

Ocular Motor Nerve

A

Cranial Nerve III

Function: Control Eye movements controlling 4 extraocular muscles

Only Motor Components

Superior rectus (turns eye up/in)

Medial Rectus (turns eye inward)

Inferior oblique (turns eye up/out)

inferior rectus (turns eye down/in

GSE; GVE

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17
Q

Cranial Nerve IV

A

Trochlear Nerve

Function: Depresses and Internally rotates the eye through the innervation of the superior oblique muscle.

GSE

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18
Q

Trochlear Nerve

A

Cranial Nerve IV

Function: Depresses and Internally rotates the eye through the innervation of the superior oblique muscle.

GSE

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19
Q

Cranial Nerve VI

A

Abducens Nerve:

Function: Abducts the eye through the innervation of lateral rectus

GSE

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20
Q

Abducens Nerve:

A

Cranial Nerve VI

Function: Abducts the eye through the innervation of lateral rectus

GSE

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21
Q

Cranial Nerve V

A

Trigeminal Nerve

Function: General Sensory Input from face, oral cavity, meninges

Branchial motor, muscles of mastication

GSA, SVE

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22
Q

Trigeminal Nerve

A

Cranial Nerve V

Function: General Sensory Input from face, oral cavity, meninges

Branchial motor, muscles of mastication

GSA, SVE

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23
Q

Cranial Nerve VII

A

Facial Nerve

Function:

  • Special Sensory
    • Taste from anterior 2/3rds of tongue
  • General Sensory
    • sensation around ear
  • Branchial motor
    • muscles of face
  • visceral motor
    • parasympathetic innervation of major glands

SSA, GSA, SVE, GVE

24
Q

Facial Nerve

A

Cranial Nerve VII

Function:

  • Special Sensory
    • Taste from anterior 2/3rds of tongue
  • General Sensory
    • sensation around ear
  • Branchial motor
    • muscles of face
  • visceral motor
    • parasympathetic innervation of major glands

SSA, GSA, SVE, GVE

25
Q

Cranial Nerve VIII

A

Vestibulochochlear nerve

Function: Auditory and vestibular information from cochlea and semicircular canals. (special sensory only)

SSA

26
Q

Vestibulochochlear nerve

A

Cranial Nerve VIII

Function: Auditory and vestibular information from cochlea and semicircular canals. (special sensory only)

SSA

27
Q

Cranial Nerve IX

A

Glossopharyngeal nerve

Function

  • ​General Sensory
    • input from posterior tongue, external ear
  • Special Sensory
    • taste (from posterior tongue)
  • General Sensory Info
    • from carotid body/sinus
  • Branchial motor innervation of stylopharyngeus
    • swallowing/speech
  • Visceral (parasympathetic) innervation of parotoid gland
    • salivation

GSA, SSA, SVA, SVE, GVE

28
Q

Glossopharyngeal nerve

A

Cranail Nerve IX

Function

  • ​General Sensory
    • input from posterior tongue, external ear
  • Special Sensory
    • taste (from posterior tongue)
  • General Sensory Info
    • from carotid body/sinus
  • Branchial motor innervation of stylopharyngeus
    • swallowing/speech
  • Visceral (parasympathetic) innervation of parotoid gland
    • salivation

GSA, SSA, SVA, SVE, GVE

29
Q

Cranial Nerve X

A

Vagus Nerve

Function:

  • General Sensory Input
    • back of ear, pharynx
  • General Sensory from:
    • larynx, thorax, abdomen, aortic arch
  • Branchial Motor Innervation
    • muscles in pharynx, larynx, posterior tongue
  • Visceral innervation of smooth muscle in pharnx, viscera

GSA, GVA, SVE, GVE

30
Q

Vagus Nerve

A

Cranial Nerve X

Function:

  • General Sensory Input
    • back of ear, pharynx
  • General Sensory from:
    • larynx, thorax, abdomen, aortic arch
  • Branchial Motor Innervation
    • muscles in pharynx, larynx, posterior tongue
  • Visceral innervation of smooth muscle in pharnx, viscera

GSA, GVA, SVE, GVE

31
Q

Cranial Nerve XI

A

Spinal Accessory

Function: Motor innervation of sternocleidomastoid and trapezius muscles (neck and back).

SVE

32
Q

Spinal Accessory

A

Cranial Nerve XI

Function: Motor innervation of sternocleidomastoid and trapezius muscles (neck and back).

SVE

33
Q

Cranial Nerve XII

A

Hypoglossal

Function: Motor Control of Tongue

GSE

34
Q

Hypoglossal

A

Cranial Nerve XII

Function: Motor Control of Tongue

GSE

35
Q

Nerves of Forebrain

A

Nerves I and II

36
Q

Nerves of Midbrain

A

III, IV

37
Q

Nerves of Pons

A

V, VI, VII, VIII

38
Q

Nerves of Medulla

A

IX, X, XI, XII

39
Q

Label Nerves

A
40
Q

Dorsal Root

A

sensory

41
Q

ventral root

A

motor

42
Q

sensory

A

Dorsal Root

43
Q

motor

A

ventral root

44
Q

gyrus

A

elevated portion

45
Q

sulcus

A

furrows (valleys in brain)

46
Q

elevated portion

A

gyrus

47
Q

furrows (valleys in brain)

A

sulcus

48
Q

Frontal Lobe

A

The frontal lobe is of interest because of its presumed role in emotion, learning, and executive function. The olfactory bulb (#4965) and tract (#4963) are on the lobe’s ventral surface.

contains Broca’s area

49
Q

Parietal Cortex

A

primary cortical region for the sensations of touch and pressure and is commonly referred to as primary somatosensory (somesthetic) cortex. function in speech, reading, and the use of numbers (calculation).

50
Q

Temporal Lobe

A

auditory cortex.

is Wernicke’s area, the sensory speech area. Lesions here produce receptive aphasia where patients cannot comprehend speech.

51
Q

Telencephalon

A

cerebrum

corpos callosum

52
Q

diencephalon

A

whose major divisions are the thalamus (#7921, #4838), hypothalamus (#4270, #4848), epithalamus (pineal body) (#4839) and the subthalamus, which is deep to the surface and can only be seen on brain sections.

53
Q

mesencephalon

A

part of midbrain

54
Q

Name Ventricles

A

lateral

third

fourth

55
Q

Lateral Ventricles

A

off center, paired. present in each hemisphere

56
Q

Cranial Nucei

A

Neuroanatomy (16 decks)

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