Give three differences shark and frog regarding spinal nerves?

Aquaculture Science
3rd Edition
ISBN:9781133558347
Author:Parker
Publisher:Parker
Chapter2: Aquatic Plants And Animals
Section: Chapter Questions
Problem 4KA
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Give three differences shark and frog regarding spinal nerves?

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Answer:

Introduction:

Embryonic brain of frog is mainly divided in to three types: Prosencephalon, telencephalon, diencephalon.

Frog contains 10 pairs of spinal nerves. That spread from the spinal cord to the different parts of body.

Step 2

Peripheral nervous system of a frog comprises of cranial and spinal nerves. Spinal nerves of frog are white in color, it is thin, thread-like structures that appear between the vertebrae and are located along the dorsal wall of body cavity. The spinal nerve originates from the vertebral column.

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