Which neurotransmitter is primarily associated with reward and pleasure pathways?
- Serotonin
- Dopamine
- GABA
- Acetylcholine
Answer: Dopamine
Dopamine in mesolimbic pathway mediates reward, motivation, addiction. Imbalances linked to Parkinson's (deficit) and schizophrenia (excess). Critical for understanding brain function. [[NCERT Biology Class 11]]