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.
Despre acest pachet
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.
Fișele din acest pachet
Fișa 1
Întrebare
CN I — nerve name?
Răspuns
Olfactory nerve.
Fișa 2
Întrebare
CN II — nerve name?
Răspuns
Optic nerve.
Fișa 3
Întrebare
CN III — nerve name?
Răspuns
Oculomotor nerve.
Fișa 4
Întrebare
CN IV — nerve name?
Răspuns
Trochlear nerve.
Fișa 5
Întrebare
Olfactory nerve — cranial nerve number?
Răspuns
CN I.
Fișa 6
Întrebare
CN V — nerve name?
Răspuns
Trigeminal nerve.
Fișa 7
Întrebare
Optic nerve — cranial nerve number?
Răspuns
CN II.
Fișa 8
Întrebare
CN VI — nerve name?
Răspuns
Abducens nerve.
Fișa 9
Întrebare
Oculomotor nerve — cranial nerve number?
Răspuns
CN III.
Fișa 10
Întrebare
CN VII — nerve name?
Răspuns
Facial nerve.
Fișa 11
Întrebare
Trochlear nerve — cranial nerve number?
Răspuns
CN IV.
Fișa 12
Întrebare
CN VIII — nerve name?
Răspuns
Vestibulocochlear nerve.
Fișa 13
Întrebare
Trigeminal nerve — cranial nerve number?
Răspuns
CN V.
Fișa 14
Întrebare
CN IX — nerve name?
Răspuns
Glossopharyngeal nerve.
Fișa 15
Întrebare
Abducens nerve — cranial nerve number?
Răspuns
CN VI.
Fișa 16
Întrebare
CN X — nerve name?
Răspuns
Vagus nerve.
Fișa 17
Întrebare
Facial nerve — cranial nerve number?
Răspuns
CN VII.
Fișa 18
Întrebare
CN XI — nerve name?
Răspuns
Accessory nerve, also called the spinal accessory nerve.
Fișa 19
Întrebare
Vestibulocochlear nerve — cranial nerve number?
Răspuns
CN VIII.
Fișa 20
Întrebare
CN XII — nerve name?
Răspuns
Hypoglossal nerve.
Fișa 21
Întrebare
Glossopharyngeal nerve — cranial nerve number?
Răspuns
CN IX.
Fișa 22
Întrebare
Vagus nerve — cranial nerve number?
Răspuns
CN X.
Fișa 23
Întrebare
Accessory nerve — cranial nerve number?
Răspuns
CN XI.
Fișa 24
Întrebare
Hypoglossal nerve — cranial nerve number?
Răspuns
CN XII.
Fișa 25
Întrebare
CN I (olfactory) — sensory, motor, or mixed?
Răspuns
Sensory.
Fișa 26
Întrebare
CN VIII (vestibulocochlear) — sensory, motor, or mixed?
Răspuns
Sensory.
Fișa 27
Întrebare
CN III (oculomotor) — sensory, motor, or mixed?
Răspuns
Motor. Its motor classification includes somatic motor and parasympathetic output.
Fișa 28
Întrebare
CN VII (facial) — sensory, motor, or mixed?
Răspuns
Mixed.
Fișa 29
Întrebare
CN XI (accessory) — sensory, motor, or mixed?
Răspuns
Motor.
Fișa 30
Întrebare
CN II (optic) — sensory, motor, or mixed?
Răspuns
Sensory.
Fișa 31
Întrebare
CN V (trigeminal) — sensory, motor, or mixed?
Răspuns
Mixed.
Fișa 32
Întrebare
CN IX (glossopharyngeal) — sensory, motor, or mixed?
Răspuns
Mixed.
Fișa 33
Întrebare
CN IV (trochlear) — sensory, motor, or mixed?
Răspuns
Motor.
Fișa 34
Întrebare
CN X (vagus) — sensory, motor, or mixed?
Răspuns
Mixed.
Fișa 35
Întrebare
CN XII (hypoglossal) — sensory, motor, or mixed?
Răspuns
Motor.
Fișa 36
Întrebare
CN VI (abducens) — sensory, motor, or mixed?
Răspuns
Motor.
Fișa 37
Întrebare
CN I (olfactory) — primary sensory function?
Răspuns
Smell, or olfaction.
Fișa 38
Întrebare
CN II (optic) — what information does it carry from the retina?
Răspuns
Visual sensory information.
Fișa 39
Întrebare
CN III (oculomotor) — which four extraocular muscles does it innervate?
Răspuns
Superior rectus, inferior rectus, medial rectus, and inferior oblique.
Fișa 40
Întrebare
CN IV (trochlear) — extraocular muscle target?
Răspuns
Superior oblique muscle.
Fișa 41
Întrebare
CN V1 (ophthalmic division) — main sensory territory?
Răspuns
The upper face, including the forehead and cornea.
Fișa 42
Întrebare
CN VI (abducens) — extraocular muscle target?
Răspuns
Lateral rectus muscle.
Fișa 43
Întrebare
CN VII (facial) — main somatic motor function?
Răspuns
Movement of the muscles of facial expression.
Fișa 44
Întrebare
CN VIII (vestibulocochlear) — cochlear branch function?
Răspuns
Hearing.
Fișa 45
Întrebare
CN IX (glossopharyngeal) — taste territory?
Răspuns
The posterior one-third of the tongue.
Fișa 46
Întrebare
CN X (vagus) — key motor targets in the mouth and throat?
Răspuns
The pharyngeal and soft-palate muscles used in swallowing.
Fișa 47
Întrebare
CN XI (accessory) — sternocleidomastoid function?
Răspuns
Turning the head to the opposite side.
Fișa 48
Întrebare
CN XII (hypoglossal) — main muscle targets?
Răspuns
The intrinsic and extrinsic tongue muscles, except palatoglossus.
Fișa 49
Întrebare
CN I (olfactory) — where do fibers from the nasal olfactory mucosa first synapse?
Răspuns
In the olfactory bulb, after passing through the cribriform plate.
Fișa 50
Întrebare
CN II (optic) — role in the pupillary light reflex?
Răspuns
It forms the afferent sensory limb that detects the light stimulus.
Fișa 51
Întrebare
CN III (oculomotor) — role in eyelid position?
Răspuns
It supplies levator palpebrae superioris, which elevates the upper eyelid.
Fișa 52
Întrebare
CN IV (trochlear) — key eye-movement contribution?
Răspuns
Through the superior oblique, CN IV intorts the eye; it depresses the eye most strongly in adduction.
Fișa 53
Întrebare
CN V2 (maxillary division) — main sensory territory?
Răspuns
The midface, including the cheek, upper lip, and maxillary teeth.
Fișa 54
Întrebare
CN VI (abducens) — primary eye movement?
Răspuns
Abduction: moving the eye laterally, away from the nose.
Fișa 55
Întrebare
CN VII (facial) — taste territory?
Răspuns
The anterior two-thirds of the tongue, carried through the chorda tympani.
Fișa 56
Întrebare
CN VIII (vestibulocochlear) — vestibular branch function?
Răspuns
Balance and sensory information about head orientation and motion.
Fișa 57
Întrebare
CN IX (glossopharyngeal) — what visceral sensory information comes from the carotid sinus and body?
Răspuns
Blood-pressure and blood-chemistry signals, respectively.
Fișa 58
Întrebare
CN X (vagus) — key laryngeal motor function?
Răspuns
Motor control of the intrinsic laryngeal muscles for phonation.
Fișa 59
Întrebare
CN VII (facial) — role in the corneal reflex?
Răspuns
It carries the efferent motor limb that closes the eyelids through orbicularis oculi.
Fișa 60
Întrebare
CN XII (hypoglossal) — role in tongue protrusion?
Răspuns
It supplies genioglossus, a principal muscle for protruding the tongue.
Fișa 61
Întrebare
CN III (oculomotor) — parasympathetic effect on the pupil?
Răspuns
Pupillary constriction through the sphincter pupillae.
Fișa 62
Întrebare
CN V3 (mandibular division) — main sensory territory?
Răspuns
Most of the lower face and jaw, plus mandibular teeth and general sensation from the anterior two-thirds of the tongue.
Fișa 63
Întrebare
CN VII (facial) — parasympathetic role in tear production?
Răspuns
It provides secretomotor input to the lacrimal gland.
Fișa 64
Întrebare
CN IX (glossopharyngeal) — motor target that assists swallowing?
Răspuns
Stylopharyngeus, which elevates the pharynx during swallowing.
Fișa 65
Întrebare
CN X (vagus) — main parasympathetic territory?
Răspuns
Thoracic and abdominal viscera, extending through much of the gastrointestinal tract.
Fișa 66
Întrebare
CN III (oculomotor) — parasympathetic role in near vision?
Răspuns
Lens accommodation through the ciliary muscle.
Fișa 67
Întrebare
CN V (trigeminal) — main motor function?
Răspuns
Motor control of the muscles of mastication through the mandibular division, V3.
Fișa 68
Întrebare
CN VII (facial) — parasympathetic role in salivation?
Răspuns
It provides secretomotor input to the submandibular and sublingual glands.
Fișa 69
Întrebare
CN IX (glossopharyngeal) — parasympathetic salivary target?
Răspuns
The parotid gland.
Fișa 70
Întrebare
CN X (vagus) — main visceral sensory territory?
Răspuns
The pharynx, larynx, and thoracic and abdominal organs.
Fișa 71
Întrebare
CN V (trigeminal) — role in the corneal reflex?
Răspuns
It carries the afferent sensory limb through the ophthalmic division, V1.
Fișa 72
Întrebare
CN XI (accessory) — trapezius function?
Răspuns
Elevating the shoulder, as in a shoulder shrug.
Fișa 73
Întrebare
CN I (olfactory) — one high-level assessment cue?
Răspuns
Ask the person to identify a familiar, nonirritating odor in each nostril separately, with the other nostril occluded.
Fișa 74
Întrebare
CN II (optic) — one high-level assessment cue?
Răspuns
Check visual acuity in each eye separately with an appropriate distance or near chart.
Fișa 75
Întrebare
CN III (oculomotor) — one high-level assessment cue?
Răspuns
Shine a light into each eye and observe brisk, symmetric direct and consensual pupillary constriction; CN III is the efferent limb.
Fișa 76
Întrebare
CN IV (trochlear) — one high-level assessment cue?
Răspuns
Have the person follow a target through an H pattern, watching the adducted eye as it looks down.
Fișa 77
Întrebare
CN V (trigeminal) — one high-level assessment cue?
Răspuns
With the eyes closed, compare light facial sensation across the V1, V2, and V3 territories on both sides.
Fișa 78
Întrebare
CN VI (abducens) — one high-level assessment cue?
Răspuns
Have the person follow a target into lateral gaze and check that each eye abducts smoothly.
Fișa 79
Întrebare
CN VII (facial) — one high-level assessment cue?
Răspuns
Compare facial-movement symmetry while the person smiles, raises the eyebrows, and closes the eyes tightly.
Fișa 80
Întrebare
CN VIII (vestibulocochlear) — one high-level assessment cue?
Răspuns
Screen hearing in each ear separately with a quiet whisper while the opposite ear is occluded.
Fișa 81
Întrebare
CN IX (glossopharyngeal) — one high-level assessment cue?
Răspuns
In a supervised exam, assess the sensory limb of the gag reflex alongside CN X; bilateral absence can occur in healthy people.
Fișa 82
Întrebare
CN X (vagus) — one high-level assessment cue?
Răspuns
Ask the person to say “ah” and observe whether the soft palate elevates symmetrically.
Fișa 83
Întrebare
CN XI (accessory) — one high-level assessment cue?
Răspuns
Compare shoulder elevation while the person shrugs against resistance.
Fișa 84
Întrebare
CN XII (hypoglossal) — one high-level assessment cue?
Răspuns
Ask the person to protrude the tongue and observe its position and movement.
84 de fișe
Cranial Nerve Flashcards: Names, Numbers, Functions & Tests
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