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