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