INBDE (Integrated National Board Dental Examination) 2025 – 400 Free Practice Questions to Pass the Exam

Question: 1 / 1180

Pharyngeal arch 2 gives rise to what Cranial Nerve (CN)?

CN II

CN V

CN VII

Pharyngeal arch 2 gives rise to Cranial Nerve VII, which is also known as the Facial Nerve. This nerve is responsible for controlling the muscles of facial expression, as well as carrying taste sensations from the anterior two-thirds of the tongue. The other options listed are not correct because:

A. CN II is the Optic Nerve, responsible for vision.

B. CN V is the Trigeminal Nerve, responsible for sensation in the face and motor functions such as chewing.

D. CN X is the Vagus Nerve, which is involved in various functions including the regulation of the heart, lungs, and digestive tract.

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CN X

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