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

For more information about the Neural Control and Coordination, click on the below-mentioned links.

Human Brain Nervous System
Human Nervous System Central Nervous System
Neurons – Nerve Impulses Peripheral Nervous System

Frequently asked Questions on CBSE Class 11 CBSE Biology Notes Chapter 21: Neural Control and Coordination


What is neural coordination?

Coordination is the process through which two or more organs interact and complement the function of each other. Neural system provides an organized network of point to point connection for quick coordination.


What are the types of ‘Peripheral nerves’?

There are three types of peripheral nerves in the peripheral nervous system. They are your motor nerves, sensory nerves, and atomic nerves.


What is the meaning of ‘response to stimuli’?

How the organism reacts to a stimulus and results in a change in behavior, this is called as ‘response to stimuli’.


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