text: help please? 1. how is the path of a message called? 2. where does the impulse originate? 3. where does the impulse end up? 4. what are the names of the ions involved in the electrical signal? 5. what is an ion? 6. where does the neuron impulse enter? 7. what is the gap between the neurons called? 8. where does the chemical signal come from? 9. what are these chemical signals like? 10. what do the chemicals do to the dendrites? 11. name 1 thing that interferes with the neurotransmitter pleeeeeeeease help!! my science final is tomorrow! you dont have to answer any ones that you can't. only the ones you can answer...please sounds like you have the questions from a test for molecular biology , or neurophysics. i bet if you do a search engine inquiry on most of these you'll get the answers. or- maybe read the textbook? as a last resort - you can see what neurological malfunction can do with the link below.