On the Cellular Level, Non-REM Sleep Occurs Because of

Multiple Choice

On the cellular level, non-REM sleep occurs because of

A) hyperpolarization of the cells of the thalamus and cortex.
B) depolarization of cortical neurons.
C) increased synaptic input between axons and neurons in the thalamus and cortex.
D) desynchronization of electrical impulses in the cortex.
E) increased release of neurotransmitters by the reticular activating system.