Which one of the following cranial nerves is carrying the nerve fibres originating from the Edinger Westphal nucleus?
A
Oculomotor
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B
Trochlear
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C
Abducens
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D
Vagus.
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Solution
The correct option is A Oculomotor The Edinger–Westphal nucleus is the parasympathetic pre-ganglionic nucleus that innervates the iris sphincter muscle and the ciliary muscle. It is also known as accessory oculomotor nucleus.