Humans Show Which Pattern of Blood Flow and Mental Activity

Multiple Choice

Humans show which pattern of blood flow and mental activity during REM sleep?

A) Cortical blood flow is reduced during REM sleep as blood is shunted to the genitals.
B) Cerebral blood flow is low in the primary visual cortex.
C) Cerebral blood flow is very low during color dreaming.
D) Cerebral blood flow is high in the visual association cortex and low in the frontal cortex.
E) Cerebral blood flow is low in the primary auditory cortex.