The correct sequence of nerves that exit the spinal cord, going from superior to inferior; cervical, thoracic, lumbar, and sacral. The spinal cord is divide into four different regions; the cervical, thoracic, lumbar and sacral regions. The different cord regions can be visually distinguished from one another. There are 31 segments, defined by 31 pairs of nerves exiting the cord. These nerves are divided into 8 cervical, 12 thoracic, 5 lumbar, 5 sacral, and 1 coccygeal nerve.
Answer: Amphibians and water animals.
Explanation:
Answer:
The proof that in any synthesis reaction, a chemical change has occurred is that in a synthesis reaction, two reactants combine to form a new compound.
Explanation:
There is a much greater surface area for the exchange of oxygen and carbon dioxide.
