@IroeleJohnny Fastest finger prize! ๐๐ Can certainly cause GI symptoms especially if there is occupational exposure.
You send off a serum lead but it comes back normal.
@aspirain The materials that would be helpful, I guess? Heheheh
Parasympathetic NS (Rest or Digest) and Sympathetic NS (Fight or flight) triggered by Neurotransmitters Norepi, Epi, Dopamine and Acetylcholine when attached to Alpha, Beta, Dopamine, Muscarinic and Nicotinic Receptors.