Not a lot. They are synonyms ie different words which mean more or less the same thing. English, being a blend of a Germanic language with additions of Latin and French, often has two words (one...
An end is the desired result that one aims their actions and resources towards. The means is what is used(the actions and/or resources) in order to achieve the end.
axon hillock = where cell body meets the axon axon bulb = end of the axon...lies very close to the dendrites of another neuron so impulses can pass over the synapse.AP Biology student *