Cranial nuclei and nerves, e.g. VII. Cranial nerve exit points.

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Cranial nuclei and nerves, e.g. VII

Transcript of Cranial nuclei and nerves, e.g. VII. Cranial nerve exit points.

Page 1: Cranial nuclei and nerves, e.g. VII. Cranial nerve exit points.

Cranial nuclei and nerves, e.g. VII

Page 2: Cranial nuclei and nerves, e.g. VII. Cranial nerve exit points.

Cranial nerve exit points

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Optic pathway: retina to thalamus

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Visual field: fixation straight ahead

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Visual field: fixation to the

side

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Binocular and monocular fields

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The visual pathway

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Diplopia

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Neutral eye position

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Vertical & torsional eye movements

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Horizontal eye movements

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Extraocular muscle insertions

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Action of rectus muscles

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Action of oblique muscles

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Trochlear nerve exit

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Sensory innervation of the head

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Bell’s palsy

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Cerebellopontine angle