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.
1 The autonomic nervous system is subdivided into the sympathetic nervous system which originates from the thoracic and lumbar regions of the spinal cord, and the parasympathetic nervous system which originates from the brain and the sacral part of the spinal cord.yelinated axons which ascend and descend the spinal cord are located outside the central gray areas so that, The spinal cord is located within the vertebral column. It is separated from the inner bony surfaces of the vertebrae by an epidural space.