You are presented with the question "what can be used to feel heat and pressure on the skin?" and the following answer choices: 
- stem cells
 - joules
 - hormones
 - electricity
 - chemical messengers
 - Electrical energy
 - oxygen
 - sensory neurons

Now knowing that nerves can be used to feel heat and pressure on the skin and sensory neurons run anteriorly from the nerve ring to the sensory organs in the head, choose the best answer.


 

        sensory neurons 