The ________ is a structure in the brain stem that plays a role in sleep, dreaming, left-right body coordination, and arousal.
A) reticular activating system
B) pons
C) medulla
D) cerebellum

Question

The ________ is a structure in the brain stem that plays a role in sleep, dreaming, left-right body coordination, and arousal.
A) reticular activating system
B) pons 
C) medulla 
D) cerebellum

Quizplus · Accepted Answer

The pons is a structure located in the brain stem that is involved in various functions such as regulation of sleep, dreaming, left-right body coordination, and arousal. The reticular activating system (A) is also involved in arousal and sleep-wake transitions, but it is not specific to the aforementioned functions. The medulla (C) is mainly responsible for vital bodily functions such as breathing and heart rate, and the cerebellum (D) is primarily involved in motor coordination and balance.

The ________ Is a Structure in the Brain Stem That