give me information about the evolution of the brain (information on any three organ which have vertebrates)
Answers
The current conventional understanding of brain evolution among vertebrates proposes that current complex brains evolved from simple three-part brains comprising of a forebrain, a midbrain and a hindbrain.
The principles that govern the evolution of brain structure are not well understood. Brain to body size does not scale isometrically but rather allometrically. Small bodied mammals have relatively large brains compared to their bodies whereas large mammals have smaller brain to body ratios.
Back to Top. Eleven major organ systems are present within animals, although some animals lack one or more of them. The vertebrate body has two cavities: the thoracic, which contains the heart and lungs; and the abdominal, which contains digestive organs. ... These organ systems can be grouped according to their functions