Implicit memory is mostly long-term memory, which doesn't involve consciousness. This is the memory that allow you to do thing by rote, like scratch your head when is pica, or sneezing.
The type of memory that is not consciously accessible to us the Implicit (Unconscious) memory. It's a long-term memory that consisted of skills, habits, and conditioned responses. I hope this may come to help in what you do today.
The neurotransmitter that may have been affected is the
dopamine as this is the one responsible for the motor control in regards of the
individual’s voluntary movements and that causes Jan to engage of trembling and
twitching because her dopamine has been affected.
