A human brain is the largest, the developed structure in the anatomy of human beings and other well-organized organisms. The brain is made up of about 100 billion neurons and it weighs about 1300g or 3lbs.
The brain is called the Central Nervous System as it performs our body’s decision and is the communication center for organs and activities. The Peripheral Nervous System and the spinal cord is composed of nerves. The daily activities starting from breathing, blinking of our eyes to reflex action and to memorize the facts are altogether controlled by these two systems –
The brain is the part of the central nervous system present in the head and is protected by the skull, both laterally and dorsally. Cranium, a bony structure is called as the house for the brain which is located within the skull. It is also known as the centralized command for the nervous system, as brain receives information from the sensory organs and sends output through the muscles.
The brain is made up of different chambers and compartments for various functions. A human brain works continuously day and night by sending instructions to different organs of our body and function as per the requirements.
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