Biological basis of Schizophrenia

As a part of the University of Delhi, Psychology (Honors) course, we are taught Bio-psychology in our second semester, a very wise decision because there are simply too many behaviors which have a biological cause and psychological manifestation.

I’ll start from the basic and use as simple language as I can for those of you unaware of jargon. Our nervous system which is essential for movement, reaction and conveying information to brain is made up of nerves. A neuron is the smallest unit of a nervous system and may be of many types. Their structure depends on their function and they form connections with each other in order to convey messages (which can be movement related, going to the muscles or sensory information, going to the brain). These messages are in the form of very brief electrical impulse called action potential.

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The above diagram depicts a neuron forming connections with other neurons. Interestingly, axons and dendrites don’t actually touch. There is a space between them, called a synapse. To “jump” this gap, you could say that the electrical energy changes form. Continue reading