Question

multiple choice question
a web of gray matter scattered throughout the brainstem, cerebrum and cerebellum that functions to arouse the cerebrum to wakefulness and maintain muscle tone is called the

limbic system
reticular formation
corpus callosum
choroid plexus

Explanation:

The reticular formation is a network of gray - matter in the brainstem, cerebrum, and cerebellum that plays a role in arousal and maintaining muscle tone. The limbic system is related to emotions and memory. The corpus callosum connects the two hemispheres of the cerebrum. The choroid plexus produces cerebrospinal fluid.

Answer:

B. reticular formation