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Gut Brain Connection. Approx 90% of the human body's total serotonin is located in the gut, where it is used to regulate intestinal movements. The remainder is synthesized in serotonergic neurons of the CNS, where it has various functions. These include the regulation of mood, appetite, and sleep. Serotonin also has some cognitive functions, including memory and learning. Modulation of serotonin at synapses is thought to be a major action of several classes of pharmacological…

The cerebrum or cortex is the largest part of the human brain, associated with higher brain function such as thought and action. Description from I searched for this on

Function: The brainstem controls several important functions of the body including: Alertness Arousal Breathing Blood Pressure Digestion Heart Rate Other Autonomic Functions Relays Information Between the Peripheral Nerves and Spinal Cord to the Upper Parts of the Brain Directionally, the brainstem is located at the juncture of the cerebrum and the spinal column. It is anterior to the cerebellum.


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