According to a study by Herculano-Houzel and collegaues, the human brain contains 86 billion total neurons with 12-15 billion in the telencephalon, _____ billion in the cerebellum, and fewer than ____ billion in the brainstem.

Question

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The correct answer is A) 70 billion neurons in the cerebellum and fewer than 1 billion in the brainstem. This distribution highlights the significant number of neurons in the cerebellum, which is crucial for motor control and cognitive functions, and the relatively small number in the brainstem, which is involved in basic life functions.

According to a Study by Herculano-Houzel and Collegaues, the Human