| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | nitric oxide | medical field | Important signaling molecule in human physiology, involved in vasodilation and neurotransmission. | 1 |
| 2 | nitric oxide | medical field | Nitric oxide is a signaling molecule in the human body, involved in regulating blood pressure and immune response. | 1 |
| 3 | nitrous oxide | medical field | Used as an anesthetic in medical procedures | 1 |