2 doctors weighed in:
How does tissue send hot and cold signals to the brain?
2 doctors weighed in

Dr. Sri Gururangan
Internal Medicine - Hematology & Oncology
1 doctor agrees
In brief: Via nerves
There are specfic thermal receptors on your skin.
These are connected via sensory nerves to the spinal cord and then communicate with the brain via special nerve tracts.

In brief: Via nerves
There are specfic thermal receptors on your skin.
These are connected via sensory nerves to the spinal cord and then communicate with the brain via special nerve tracts.
Dr. Sri Gururangan
Dr. Sri Gururangan
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