Which of the following occupies the bulk of the cerebrum?
A
Neocortex
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B
Amygdala
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C
Hypothalamus
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D
Ocipital lobe
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Solution
The correct option is D Neocortex The neocortex represents the great majority of the cerebral cortex. It has six layers and contains between 10 and 14 billion neurons. It is thought that the neocortex is an evolved much later in the chain of events that led to the evolution of modern human. It is the structure of the brain that differentiates mammals from other vertebrates and it is assumed that the neocortex is responsible for the evolution of intelligence. Therefore, the correct answer is option A.