| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | norepinephrine | Western countries | Norepinephrine is commonly associated with the fight or flight response and is a key neurotransmitter in the brain's stress response. | 1 |
| 2 | norepinephrine molecule | Western countries | Norepinephrine molecule is commonly discussed in the context of neuroscience and pharmacology. | 1 |
| 3 | norepinephrine molecule | Western countries | Norepinephrine molecule is associated with stress response and alertness in the human body. | 1 |