A) optic nerve
B) vagus
C) trigeminal
D) ophthalmic
Correct Answer: C
Solution :
In anamniote (fishes and amphibians), a total of 10 pairs of cranial nerves are present, while it is 12 pair in amniote (reptiles, birds, mammal). The first 10 pairs are common for frog and rabbit. First 5 pair can be tabulated as| Cranial nerve | Number | Functional Class | Distribution |
| Olfactory | I | Sensory | Nose |
| Optic | II | Sensory | Retina of eye |
| Oculomotor | III | Motor | 4 eye ball (extra ocular muscles) |
| Trochlear | IV | Motor | Superior Oblique Muscle |
| Trigeminal | V | Mixed | |
| (i) Ophthalmic (ii) Maxillary (iii)Mandibular | Snout Upper jaw Lower jaw |
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