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12 Cards in this Set
- Front
- Back
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Cranial Nerve 1.
Nerve Component Fibres Structures Innervated Functions |
Olfactory
Sensory Olfactory epithelium via olfactory bulb. Olfaction |
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Cranial Nerve II.
Nerve Component Fibres Structures Innervated Functions |
Optic
Sensory Retina Vision |
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Cranial Nerve III.
Nerve Component Fibres Structures Innervated Functions |
Occulomotor
1.Motor -Superior, inferior, medial rectus, inferior oblique, levator palpebrae muscles. -Movement of the eyeball. 2. Parasympathetic -Pupillary constrictor and ciliary muscle of the eyeball via ciliary ganglion. -Pupillary constriction and accomodation. |
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Cranial Nerve IV.
Nerve Component Fibres Structures Innervated Functions |
Trochlear
Motor Superior Oblique Movement of the eyeball. |
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Cranial Nerve V.
Nerve Component Fibres Structures Innervated Functions |
Trigeminal
1.Sensory -Face, scalp, cornea, nasal and oral cavities, cranial dura mater. -General Sensation. 2. Motor -Muscles of Mastication/ tensor tympani muscle. -Opening and closing of the mouth/ tension on tympanic membrane. |
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Cranial Nerve VI.
Nerve Component Fibres Structures Innervated Functions |
Abducens
Motor Lateral Rectus Muscle Movement of the Eyeball |
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Cranial Nerve VII.
Nerve Component Fibres Structures Innervated Functions |
Facial
1.Sensory -Anterior 2/3rds of the tongue. -Taste 2. Motor -Muscles of facial expression/stapedius -Facial movement/tension on bones of middle ear. 3.Parasympathetic -Salivary and lacrimal glands via submandibular and pterygopalatine ganglia -Salivation and lacrimation. |
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Cranial Nerve VIII.
Nerve Component Fibres Structures Innervated Functions |
Vestibulocochlear.
Sensory Vestibular apparatus/cochlea Vestibular sensation (position and movement of head)/hearing |
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Cranial Nerve IX.
Nerve Component Fibres Structures Innervated Functions |
Glossopharyngeal
1.Sensory -Pharynx, posterior third of tongue/eustachian tube, middle ear/carotid body and carotid sinus -General sensation and taste/General sensation/chemo-baroreception. 2. Motor -stylopharyngeus muscle. -Swallowing 3. Parasympathetic -Parotid gland via otic ganglion -Salivation |
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Cranial Nerve X.
Nerve Component Fibres Structures Innervated Functions |
Vagus
1. Sensory -Pharynx, Larynx, oesophagus, external ear,/ aortic bodies, aortic arch/thoracic and abdominal viscera -General Sensation/chemo- baroreception/visceral sensation 2. Motor -Soft palate, pharynx, larynx, upper oesophagus. -Speech/swallowing. 3. Parasympathetic -Thoracic and abdominal viscera -Control of cardiovascular system, respiratory and gastrointestinal tracts. |
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Cranial Nerve XI.
Nerve Component Fibres Structures Innervated Functions |
Accesory
Motor Sternomastoid and Trapezius Muscle Movement of Head and Shoulder |
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Cranial Nerve XII.
Nerve Component Fibres Structures Innervated Functions |
Hypoglossal
Motor Intrinsic and Extrinsic muscles of the tongue. Movement of the tongue. |
