Revision Notes For For Class 11 Biology Chapter 21 Neural Control And Coordination

The term coordination is mainly referred to a process through two or more organs interact with each other. The system which is involved in receiving and transmitting the stimulus to different parts of the body is known as a neural or the Nervous System.

The Nervous System is a very important part of the human body which are mainly involved in coordinating voluntary and involuntary actions of the body. The structural and functional unit of the neural system is known as Neurons. The nervous system of all vertebrates including humans is divided into:

  • The central nervous system (CNS) – it comprises of Brain and the Spinal cord.
  • Peripheral nervous system (PNS) – it comprises of nerves, muscles, glands and sense organs.
  • The autonomic nervous system (ANS) – it comprises neurons, muscles and other glands

CBSE Class 11 Biology Chapter 21 Neural Control And Coordination

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