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23 Cards in this Set

  • Front
  • Back
How many cranial nerves are there?
12
Name the cranial nerves and nerve numbers.
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
What do general somatic efferent and special visceral efferent cranial nerves supply?
Skeletal muscle
What do General visceral efferent cranial nerves supply?
Smooth muscle, cardiaac muscle and glands (mucous, salivary)
What do general somatic afferent cranial nerves supply?
Convey information about pain, touch, temperature, and proprioception (knowledge of where the body "is") from skin and structures of head, neck, body.
What do general visceral afferent cranial nerves supply?
Convey sensory information from organs, blood vessels, etc.
What do special somatic afferent cranial nerves supply?
Special senses of vision, hearing or balance.
What do special visceral afferent neurons do?
Convey information about the special senses of smell and taste.
CN 1
Olfactory- Special Visceral Sensory Smell
CN 2
Optic-Special Somatic Sensory Vision
CN 3
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)
CN 4
Trochlear- Motor Skeletal muscle (not from arch) superior oblique (extrinsic muscle)
CN 5
Trigeminal nerve - V1, V2, V3
CN 5(1)
Opthalmic- Somatic Sensory (pain, touch, temp) Skin of forehead, upper eyelid, temple, cornea
CN 5(2)
Maxillary- Somatic Sensory (pain, touch, temp)
CN 5(3)
Mandibular- Skeletal Muscle (pharyngeal arch) Muscles of mastication

Somatic sensory (Pain, touch, temperature)
lower teeth, chin, tongue
CN 6
Abducens- Skeletal muscle Motor (not from arch)
Lateral rectus muscle
CN 7
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
CN 8
Vestibulocochlear- Special Somatic Sensory
Hearing/balance
CN 9
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
CN 10
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
CN 11
Accessory Nerve- Skeletal muscle (not from arch)
Trapezius
CN 12
Hypoglossal- Skeletal muscle (not from arch)
Intrinsic and extrinsic muscles of the tongue