Primary Neurons

Our brains are an impressive collection of cells thatreleased from the terminal end of one neuron and
create an intricate communication system that allowsare sent across the synapse to be received at the
us to function. To accomplish this mission, these cellsreceptor end of the next neuron. These receptors
use many components such as neurons andand neurotransmitters have been compared to finding
neurotransmitters to get the information to where ita key to fit a lock since not all neurotransmitters will
needs to go. Without this communication network,be able to attach to a particular receptor. If there is
we would not function. Years of brain studies havea match between the receptor and the
helped us to better understand brain neurology.neurotransmitter, then that match activates the
Primary neurons have an area called the cell body. Insystem and allows the information to be sent along
the cell body, chemicals called neurotransmitters (suchthe chain. This can be interrupted if certain enzymes
as serotonin and dopamine) are manufactured. Afterblock or remove the neurotransmitter from a
they are made in the cell body, they travel down thereceptor site.
axon of the neuron to the terminal end. When theyIt is a type of domino effect that occurs in your
reach the terminal end of the neuron, they arebrain and creates an amazing web of information and
housed in membrane sacks called vesicles.communication. Without these primary neurons and
In between primary neurons is a gap called theneurotransmitters, we could not function. Our brain
synapse. In order for information to cross this gap, awould not be able to tell our bodies to do simple
series of chemical reactions have to occur to sendthings like breath or pick up an item. Our brain is an
the neurotransmitters across the divide. The neuronamazingly powerful tool that relies on this system to
membrane and the vesicle membrane fuse and thisget us the information that we need. That's why the
signals the release of the neurotransmitters. They arestudy of brain neurology is so important.