Which on the following cranial nerves is carrying the nerve fibres originating from the Edinger-Westphal nucleus?

Oculomotor

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Trochlear

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Abducens

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Vagus

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Solution

The correct option is A Oculomotor
The Edinger-Westphal nucleus (accessory oculomotor nucleus) is the parasympathetic pre-ganglionic neuron, that originates the oculomotor nerve. It supplies the iris sphincter muscle and the ciliary muscle.

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