To properly answer the question of how long do eggs last, how long are eggs good for, or the shelf life of eggs, a variety of factors must be examined such as the sell by date and how the eggs have been stored.
  The initial region of the axon arises from a cone-shaped area of the cell body called the axon hillock (little hill).4 people found this useful.ETWEEN NEURONS: A neural signal can be passed from one neuron to another, at a synapse, across the synaptic cleft, by the release of chemicals called neurotransmitters from the presynaptic neuron, which diffuse across the synaptic cleft, to fit into receptors on the postsynaptic neuron.
The MOTOR or EFFERENT fibers of cranial nerves arise from groups of neurons in the brain, which are their nuclei of origin. The SENSORY or AFFERENT fibers of the nerves arise neurons situated outside the brain, grouped to form ganglia or sited in peripheral sensory organs.