Answer:
brain, the mass of nerve tissue in the anterior end of an organism. The brain integrates sensory information and directs motor responses; in higher vertebrates it is also the centre of learning. The human brain weighs approximately 1.4 kg (3 pounds) and is made up of billions of cells called neurons.
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Explanation:
A brain is an organ that fills in as the focal point of the sensory system in all vertebrate and most invertebrate creatures. Brain is situated in the head, generally near the tactile organs for faculties like vision. It is the most complicated organ in a vertebrate's body. In a human, the cerebral cortex contains around 14–16 billion neurons, and the assessed number of neurons in the cerebellum is 55–70 billion. Every neuron is associated by neurotransmitters to a few thousand different neurons. These neurons normally speak with each other through long filaments called axons, which convey trains of sign heartbeats called activity possibilities to far off pieces of the brain or body focusing on explicit beneficiary cells.
Physiologically, brains apply brought together command over a body's different organs. They follow up on the remainder of the body both by producing examples of muscle movement and by driving the emission of synthetics called chemicals. Brain incorporated control permits quick and composed reactions to changes in the climate. Some fundamental sorts of responsiveness, for example, reflexes can be intervened by the spinal line or fringe ganglia, yet refined intentional control of conduct dependent on complex tactile information requires the data coordinating abilities of an incorporated brain.
The tasks of individual brain cells are presently perceived in extensive detail however the manner in which they collaborate in groups of millions is yet to be solved.[3] Late models in current neuroscience treat the brain as an organic PC, totally different in component from an electronic PC, yet comparative as in it gets data from the encompassing scene, stores it, and cycles it in an assortment of ways.
What is brain what are the functions of the brain:
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