Question

The $5^{th}$ cranial nerve of frog is called as

• A. Optic nerve
• B. Vagus nerve
• C. Trigeminal nerve
• D. Olfactory nerve

Answer 1

The correct option is C Trigeminal nerve

The 5${}^{th}$ cranial nerve of frog is called as trigeminal nerve. It arises from lateral sides of the medulla oblongata.

Vagus is a large, mixed and 10${}^{th}$ cranial nerve. It regulates the respiration rate heart rate and digestive activities.

The optic is the second sensory cranial nerve which transmits visual information from retina to brain.

Olfactory is the first sensory nerve which brings in “smell” message from the nose.

Therefore, the correct answer is option C.