C > Ad> Aa, b & g (Autonomic > Sensory > Motor). Order of recovery is in reverse order.o Among sensory afferent order of block is : Temperature (cold before heat) > Pain > touch > deep pressure,o When applied to tongue, bitter taste is lost first followed by sweet and sour, and salty taste last of all.o Myelinated nerves are blocked earlier than nonmyelinated,o Smaller fibres are more sensitive than larger fibres.">