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23 Cards in this Set
- Front
- Back
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How many cranial nerves are there?
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12
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Name the cranial nerves and nerve numbers.
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1 Olfactory
2 Optic 3 Oculomotor nerve 4 Trochlear nerve 5 Trigeminal nerve 6 Abducens nerve 7 Facial nerve 8 Vestibulocochlear nerve 9 Glosspharyngeal nerve 10 Vagus 11 Spinal Accessory nerve 12 Hypoglossal nerve |
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What do general somatic efferent and special visceral efferent cranial nerves supply?
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Skeletal muscle
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What do General visceral efferent cranial nerves supply?
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Smooth muscle, cardiaac muscle and glands (mucous, salivary)
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What do general somatic afferent cranial nerves supply?
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Convey information about pain, touch, temperature, and proprioception (knowledge of where the body "is") from skin and structures of head, neck, body.
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What do general visceral afferent cranial nerves supply?
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Convey sensory information from organs, blood vessels, etc.
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What do special somatic afferent cranial nerves supply?
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Special senses of vision, hearing or balance.
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What do special visceral afferent neurons do?
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Convey information about the special senses of smell and taste.
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CN 1
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Olfactory- Special Visceral Sensory Smell
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CN 2
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Optic-Special Somatic Sensory Vision
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CN 3
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Oculomotor- Motor skeletal muscle (not from arch)Extraoccular muscles (extrinsic eye muscles)
Motor, parasympathetic smooth muscle or glands Pupil area sphincter ciliary muscle (shape of lens changes for near vision) |
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CN 4
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Trochlear- Motor Skeletal muscle (not from arch) superior oblique (extrinsic muscle)
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CN 5
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Trigeminal nerve - V1, V2, V3
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CN 5(1)
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Opthalmic- Somatic Sensory (pain, touch, temp) Skin of forehead, upper eyelid, temple, cornea
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CN 5(2)
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Maxillary- Somatic Sensory (pain, touch, temp)
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CN 5(3)
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Mandibular- Skeletal Muscle (pharyngeal arch) Muscles of mastication
Somatic sensory (Pain, touch, temperature) lower teeth, chin, tongue |
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CN 6
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Abducens- Skeletal muscle Motor (not from arch)
Lateral rectus muscle |
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CN 7
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Facial- Skeletal muscle (pharyngeal arch)
Muscles of fascial expression Parasympathetic Smooth muscle or glands Lacrimal gland Mucous of nasal/oral cavity Salivary glands Somatic sensory (pain, touch or temperature) From external ear Special Visceral Sensory From anterior 2/3 of tongue |
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CN 8
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Vestibulocochlear- Special Somatic Sensory
Hearing/balance |
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CN 9
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Glossopharyngeal- Skeletal muscle (pharyngeal arch)
Stylopharyngius muscle Parasympathetic motor to parotid gland Sensory pain from organs or membranes Mucous membrane of pharynx, posterior tongue Special visceral sensory Taste, posterior 1/3 of tongue |
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CN 10
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Vagus- Skeletal muscle (pharyngeal arch)
Pallate, pharynx, larynx Parasympathetic smooth muscles or glands Mucous glands of pharynx and larynx Pain from organs or membranes mucous membrane of larynx Special visceral sensory Taste in area of epiglottis |
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CN 11
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Accessory Nerve- Skeletal muscle (not from arch)
Trapezius |
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CN 12
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Hypoglossal- Skeletal muscle (not from arch)
Intrinsic and extrinsic muscles of the tongue |
