Garrett has a chronic disease that is slowly destroying the cells that produce serotonin in his brain.What will likely happen to Garrett as his disease progresses

A)  His memory will gradually worsen. 
B)  He will start to show signs of Parkinson's disease. 
C)  His sleep and mood will be disrupted. 
D)  He will begin to experience symptoms of schizophrenia.

Serotonin

A neurotransmitter involved in various functions, including mood regulation, digestion, and sleep.

Parkinson's Disease

A degenerative disorder of the central nervous system that affects movement, often including tremors and stiffness.

Schizophrenia

A serious mental disorder characterized by abnormal social behavior, difficulty distinguishing between reality and imagination, and impaired emotional expression.