The Evolutionary Trend Toward Larger Size and Capacity of the Brain

Question

The evolutionary trend toward larger size and capacity of the brain in vertebrates is called
A)cranial expansion.
B)cortex evolution.
C)cephalization.
D)centralization.
E)encephalization.

Accepted Answer

The term used to describe the evolutionary trend towards larger size and capacity of the brain in vertebrates is encephalization. This involves the increasing size and complexity of the brain, particularly the neocortex, which is responsible for higher cognitive functions such as perception, reasoning, and consciousness.