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Cranial Nerve Flashcards: Names, Numbers, Functions & Tests

Learn all 12 cranial nerves with 84 focused cards on names, numbers, classification as sensory, motor, or mixed, core functions, and safe high-level exam cues.

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על החפיסה הזו

Build reliable recall of all 12 cranial nerves without turning a focused study session into an anatomy encyclopedia. These 84 original English cards practice number-to-name and name-to-number recall, sensory/motor/mixed classification, core functions and pathways, and one safe high-level assessment cue for each nerve.

The sequence starts with identity in both useful directions, moves into classification, then interleaves functions across the nerves before ending with assessment cues. Related prompts are spaced apart so nearby cards do not hand you the next answer.

This deck deliberately leaves out symptom diagnosis, lesion localization, treatment, detailed nuclei and foramina, traditional mnemonic phrases, and self-assessment. It is an educational study aid, not medical advice or a substitute for supervised clinical training.

The questions, answers, organization, metadata, and original generated cover are independently authored from common knowledge and released under CC0 1.0 to the extent applicable rights exist. Scope and facts were checked against NCBI Bookshelf cranial-nerve references and the Merck Manual Professional neurological examination guide.

הכרטיסים בחפיסה הזו

  1. כרטיס 1

    שאלה

    CN I — nerve name?

    תשובה

    Olfactory nerve.

  2. כרטיס 2

    שאלה

    CN II — nerve name?

    תשובה

    Optic nerve.

  3. כרטיס 3

    שאלה

    CN III — nerve name?

    תשובה

    Oculomotor nerve.

  4. כרטיס 4

    שאלה

    CN IV — nerve name?

    תשובה

    Trochlear nerve.

  5. כרטיס 5

    שאלה

    Olfactory nerve — cranial nerve number?

    תשובה

    CN I.

  6. כרטיס 6

    שאלה

    CN V — nerve name?

    תשובה

    Trigeminal nerve.

  7. כרטיס 7

    שאלה

    Optic nerve — cranial nerve number?

    תשובה

    CN II.

  8. כרטיס 8

    שאלה

    CN VI — nerve name?

    תשובה

    Abducens nerve.

  9. כרטיס 9

    שאלה

    Oculomotor nerve — cranial nerve number?

    תשובה

    CN III.

  10. כרטיס 10

    שאלה

    CN VII — nerve name?

    תשובה

    Facial nerve.

  11. כרטיס 11

    שאלה

    Trochlear nerve — cranial nerve number?

    תשובה

    CN IV.

  12. כרטיס 12

    שאלה

    CN VIII — nerve name?

    תשובה

    Vestibulocochlear nerve.

  13. כרטיס 13

    שאלה

    Trigeminal nerve — cranial nerve number?

    תשובה

    CN V.

  14. כרטיס 14

    שאלה

    CN IX — nerve name?

    תשובה

    Glossopharyngeal nerve.

  15. כרטיס 15

    שאלה

    Abducens nerve — cranial nerve number?

    תשובה

    CN VI.

  16. כרטיס 16

    שאלה

    CN X — nerve name?

    תשובה

    Vagus nerve.

  17. כרטיס 17

    שאלה

    Facial nerve — cranial nerve number?

    תשובה

    CN VII.

  18. כרטיס 18

    שאלה

    CN XI — nerve name?

    תשובה

    Accessory nerve, also called the spinal accessory nerve.

  19. כרטיס 19

    שאלה

    Vestibulocochlear nerve — cranial nerve number?

    תשובה

    CN VIII.

  20. כרטיס 20

    שאלה

    CN XII — nerve name?

    תשובה

    Hypoglossal nerve.

  21. כרטיס 21

    שאלה

    Glossopharyngeal nerve — cranial nerve number?

    תשובה

    CN IX.

  22. כרטיס 22

    שאלה

    Vagus nerve — cranial nerve number?

    תשובה

    CN X.

  23. כרטיס 23

    שאלה

    Accessory nerve — cranial nerve number?

    תשובה

    CN XI.

  24. כרטיס 24

    שאלה

    Hypoglossal nerve — cranial nerve number?

    תשובה

    CN XII.

  25. כרטיס 25

    שאלה

    CN I (olfactory) — sensory, motor, or mixed?

    תשובה

    Sensory.

  26. כרטיס 26

    שאלה

    CN VIII (vestibulocochlear) — sensory, motor, or mixed?

    תשובה

    Sensory.

  27. כרטיס 27

    שאלה

    CN III (oculomotor) — sensory, motor, or mixed?

    תשובה

    Motor. Its motor classification includes somatic motor and parasympathetic output.

  28. כרטיס 28

    שאלה

    CN VII (facial) — sensory, motor, or mixed?

    תשובה

    Mixed.

  29. כרטיס 29

    שאלה

    CN XI (accessory) — sensory, motor, or mixed?

    תשובה

    Motor.

  30. כרטיס 30

    שאלה

    CN II (optic) — sensory, motor, or mixed?

    תשובה

    Sensory.

  31. כרטיס 31

    שאלה

    CN V (trigeminal) — sensory, motor, or mixed?

    תשובה

    Mixed.

  32. כרטיס 32

    שאלה

    CN IX (glossopharyngeal) — sensory, motor, or mixed?

    תשובה

    Mixed.

  33. כרטיס 33

    שאלה

    CN IV (trochlear) — sensory, motor, or mixed?

    תשובה

    Motor.

  34. כרטיס 34

    שאלה

    CN X (vagus) — sensory, motor, or mixed?

    תשובה

    Mixed.

  35. כרטיס 35

    שאלה

    CN XII (hypoglossal) — sensory, motor, or mixed?

    תשובה

    Motor.

  36. כרטיס 36

    שאלה

    CN VI (abducens) — sensory, motor, or mixed?

    תשובה

    Motor.

  37. כרטיס 37

    שאלה

    CN I (olfactory) — primary sensory function?

    תשובה

    Smell, or olfaction.

  38. כרטיס 38

    שאלה

    CN II (optic) — what information does it carry from the retina?

    תשובה

    Visual sensory information.

  39. כרטיס 39

    שאלה

    CN III (oculomotor) — which four extraocular muscles does it innervate?

    תשובה

    Superior rectus, inferior rectus, medial rectus, and inferior oblique.

  40. כרטיס 40

    שאלה

    CN IV (trochlear) — extraocular muscle target?

    תשובה

    Superior oblique muscle.

  41. כרטיס 41

    שאלה

    CN V1 (ophthalmic division) — main sensory territory?

    תשובה

    The upper face, including the forehead and cornea.

  42. כרטיס 42

    שאלה

    CN VI (abducens) — extraocular muscle target?

    תשובה

    Lateral rectus muscle.

  43. כרטיס 43

    שאלה

    CN VII (facial) — main somatic motor function?

    תשובה

    Movement of the muscles of facial expression.

  44. כרטיס 44

    שאלה

    CN VIII (vestibulocochlear) — cochlear branch function?

    תשובה

    Hearing.

  45. כרטיס 45

    שאלה

    CN IX (glossopharyngeal) — taste territory?

    תשובה

    The posterior one-third of the tongue.

  46. כרטיס 46

    שאלה

    CN X (vagus) — key motor targets in the mouth and throat?

    תשובה

    The pharyngeal and soft-palate muscles used in swallowing.

  47. כרטיס 47

    שאלה

    CN XI (accessory) — sternocleidomastoid function?

    תשובה

    Turning the head to the opposite side.

  48. כרטיס 48

    שאלה

    CN XII (hypoglossal) — main muscle targets?

    תשובה

    The intrinsic and extrinsic tongue muscles, except palatoglossus.

  49. כרטיס 49

    שאלה

    CN I (olfactory) — where do fibers from the nasal olfactory mucosa first synapse?

    תשובה

    In the olfactory bulb, after passing through the cribriform plate.

  50. כרטיס 50

    שאלה

    CN II (optic) — role in the pupillary light reflex?

    תשובה

    It forms the afferent sensory limb that detects the light stimulus.

  51. כרטיס 51

    שאלה

    CN III (oculomotor) — role in eyelid position?

    תשובה

    It supplies levator palpebrae superioris, which elevates the upper eyelid.

  52. כרטיס 52

    שאלה

    CN IV (trochlear) — key eye-movement contribution?

    תשובה

    Through the superior oblique, CN IV intorts the eye; it depresses the eye most strongly in adduction.

  53. כרטיס 53

    שאלה

    CN V2 (maxillary division) — main sensory territory?

    תשובה

    The midface, including the cheek, upper lip, and maxillary teeth.

  54. כרטיס 54

    שאלה

    CN VI (abducens) — primary eye movement?

    תשובה

    Abduction: moving the eye laterally, away from the nose.

  55. כרטיס 55

    שאלה

    CN VII (facial) — taste territory?

    תשובה

    The anterior two-thirds of the tongue, carried through the chorda tympani.

  56. כרטיס 56

    שאלה

    CN VIII (vestibulocochlear) — vestibular branch function?

    תשובה

    Balance and sensory information about head orientation and motion.

  57. כרטיס 57

    שאלה

    CN IX (glossopharyngeal) — what visceral sensory information comes from the carotid sinus and body?

    תשובה

    Blood-pressure and blood-chemistry signals, respectively.

  58. כרטיס 58

    שאלה

    CN X (vagus) — key laryngeal motor function?

    תשובה

    Motor control of the intrinsic laryngeal muscles for phonation.

  59. כרטיס 59

    שאלה

    CN VII (facial) — role in the corneal reflex?

    תשובה

    It carries the efferent motor limb that closes the eyelids through orbicularis oculi.

  60. כרטיס 60

    שאלה

    CN XII (hypoglossal) — role in tongue protrusion?

    תשובה

    It supplies genioglossus, a principal muscle for protruding the tongue.

  61. כרטיס 61

    שאלה

    CN III (oculomotor) — parasympathetic effect on the pupil?

    תשובה

    Pupillary constriction through the sphincter pupillae.

  62. כרטיס 62

    שאלה

    CN V3 (mandibular division) — main sensory territory?

    תשובה

    Most of the lower face and jaw, plus mandibular teeth and general sensation from the anterior two-thirds of the tongue.

  63. כרטיס 63

    שאלה

    CN VII (facial) — parasympathetic role in tear production?

    תשובה

    It provides secretomotor input to the lacrimal gland.

  64. כרטיס 64

    שאלה

    CN IX (glossopharyngeal) — motor target that assists swallowing?

    תשובה

    Stylopharyngeus, which elevates the pharynx during swallowing.

  65. כרטיס 65

    שאלה

    CN X (vagus) — main parasympathetic territory?

    תשובה

    Thoracic and abdominal viscera, extending through much of the gastrointestinal tract.

  66. כרטיס 66

    שאלה

    CN III (oculomotor) — parasympathetic role in near vision?

    תשובה

    Lens accommodation through the ciliary muscle.

  67. כרטיס 67

    שאלה

    CN V (trigeminal) — main motor function?

    תשובה

    Motor control of the muscles of mastication through the mandibular division, V3.

  68. כרטיס 68

    שאלה

    CN VII (facial) — parasympathetic role in salivation?

    תשובה

    It provides secretomotor input to the submandibular and sublingual glands.

  69. כרטיס 69

    שאלה

    CN IX (glossopharyngeal) — parasympathetic salivary target?

    תשובה

    The parotid gland.

  70. כרטיס 70

    שאלה

    CN X (vagus) — main visceral sensory territory?

    תשובה

    The pharynx, larynx, and thoracic and abdominal organs.

  71. כרטיס 71

    שאלה

    CN V (trigeminal) — role in the corneal reflex?

    תשובה

    It carries the afferent sensory limb through the ophthalmic division, V1.

  72. כרטיס 72

    שאלה

    CN XI (accessory) — trapezius function?

    תשובה

    Elevating the shoulder, as in a shoulder shrug.

  73. כרטיס 73

    שאלה

    CN I (olfactory) — one high-level assessment cue?

    תשובה

    Ask the person to identify a familiar, nonirritating odor in each nostril separately, with the other nostril occluded.

  74. כרטיס 74

    שאלה

    CN II (optic) — one high-level assessment cue?

    תשובה

    Check visual acuity in each eye separately with an appropriate distance or near chart.

  75. כרטיס 75

    שאלה

    CN III (oculomotor) — one high-level assessment cue?

    תשובה

    Shine a light into each eye and observe brisk, symmetric direct and consensual pupillary constriction; CN III is the efferent limb.

  76. כרטיס 76

    שאלה

    CN IV (trochlear) — one high-level assessment cue?

    תשובה

    Have the person follow a target through an H pattern, watching the adducted eye as it looks down.

  77. כרטיס 77

    שאלה

    CN V (trigeminal) — one high-level assessment cue?

    תשובה

    With the eyes closed, compare light facial sensation across the V1, V2, and V3 territories on both sides.

  78. כרטיס 78

    שאלה

    CN VI (abducens) — one high-level assessment cue?

    תשובה

    Have the person follow a target into lateral gaze and check that each eye abducts smoothly.

  79. כרטיס 79

    שאלה

    CN VII (facial) — one high-level assessment cue?

    תשובה

    Compare facial-movement symmetry while the person smiles, raises the eyebrows, and closes the eyes tightly.

  80. כרטיס 80

    שאלה

    CN VIII (vestibulocochlear) — one high-level assessment cue?

    תשובה

    Screen hearing in each ear separately with a quiet whisper while the opposite ear is occluded.

  81. כרטיס 81

    שאלה

    CN IX (glossopharyngeal) — one high-level assessment cue?

    תשובה

    In a supervised exam, assess the sensory limb of the gag reflex alongside CN X; bilateral absence can occur in healthy people.

  82. כרטיס 82

    שאלה

    CN X (vagus) — one high-level assessment cue?

    תשובה

    Ask the person to say “ah” and observe whether the soft palate elevates symmetrically.

  83. כרטיס 83

    שאלה

    CN XI (accessory) — one high-level assessment cue?

    תשובה

    Compare shoulder elevation while the person shrugs against resistance.

  84. כרטיס 84

    שאלה

    CN XII (hypoglossal) — one high-level assessment cue?

    תשובה

    Ask the person to protrude the tongue and observe its position and movement.

Calm editorial illustration of a human profile with twelve luminous neural threads in navy, teal, coral, and ivory.

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Cranial Nerve Flashcards: Names, Numbers, Functions & Tests

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