感觉
The mechanosensory system is nature's masterpiece of engineering.
Every sensation we feel is the result of intricate molecular mechanisms.
The molecules that mediate pain are ancient, revealing how deeply rooted this sensation is in evolution.
The more we learn about sensory biology, the more we realize how intricate and finely tuned our nervous system is.
Pain is not just a sensation; it's a complex biological response that tells us something is wrong.