Dividing its negative effects into the 3 pathways, “damage to the mesotriatal pathway can lead to movement disorders like Parkinson’s disease” where we lose all voluntary motor control and have symptoms such as muscle spasms and difficulty with moving our limbs (Blumenfeld, 2010). The second pathway is the mesolimbic pathway, where if problems arise in the mesolimbic pathway, it “can lead to positive schizophrenic symptoms such as delusions or hallucinations” due to our emotional system being unmanageable (Blumenfeld, 2010). Impairment to the third pathway, the mesocortical, “leads to the negative symptoms of schizophrenia, like flat affect and emotion, lack of speech, and lack of motivation” where it can lead to depression, a form of speech disorders, and possibly self-harm (Blumenfeld, …show more content…
Dopamine is a huge contributor to our attention span that when it’s “elevated or low – we can have focus issues such as not remembering where we put our keys, forgetting what a paragraph said when we just finished reading it or simply daydreaming and not being able to stay on task” that are similar symptoms of ADD/ADHD and different variations of dementia if dopamine releases continue to decline as time passes (What are Neurotransmitters?,