�z �sssynapse, neuron, blood vessel, axon, dendrite, myelin sheath, nerve terminal, glial cell, capillary, arteriole, venule, microvillus, microneedle, nanoparticle, synaptic cleft, axon hillock, presynaptic terminal, postsynaptic terminal, microtubule, neurofilament, golgi@apparatus, lysosome, mitochondria, chromatin, nucleus, ribosomes�