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 asCranial 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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