Peptides
Amines
Steroids
Amino acids
Amines
Water soluble
Water soluble
Water soluble
Water soluble
G-protein coupled receptors
G-protein coupled receptors
Intracellular receptors
voltage gated channels
voltage gated channels
synaptic vesicles
Calcium
temporal
Ligand
water
A? fibers
C fibers
Mechanoreceptors
Chemoreceptors
Nociceptors
Thermoreceptors
Photoreceptors
dendrite
physical
medulla
spinal cord
concave
increase
left
near
hair