A) 1stpair of spinal nerves
B) 12thpair of cranial nerves
C) 9th pair of spinal nerves
D) 7th pair of cranial nerves
Correct Answer: A
Solution :
In frog 10 pairs of spinal nerves are found. The first spinal nerve is called hypoglossal nerve. It comes out of neural canal between first and second vertebral. It turns anteriorly to supply the muscles of tongue.
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