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