Biology, asked by 2205priyanka, 8 months ago

explain the mechanism of nervous coordition ​

Answers

Answered by saswati637
1

Hey! ❤

Broadly, the mechanism of nervous system can be summarised as follow :

Information is transmitted in the form of electric impulse. the flow of information is very quick. Axons & dendrites transmit information through out the body, in a coordinate effort.

Hope it's help u!!

Answered by bhargavraj2019
1

Nervous System : Consists of Brain,Spinal network and a huge network of nerves.

Functions

(i) To receive the information from environment

(ii) To receive the information from various body parts.

(Stimuli Response)

(iii) To act accordingly through muscles and glandsMechanism of Reflex action: A reflex mechanism involves a receptor organ, an effector organ, and some type of communication network. When a sensory receptor is stimulated, signals pass from it along a sensory neuron to the spinal cord. The message travels out of the spinal cord along a motor neuron to the effector organ (e.g., a muscle or a gland), which shows the response. Such a pathway is called a reflex arc. In most cases, however, the basic physiological mechanism behind a reflex is more complicated than the reflex arc theory would suggest. Additional nerve cells capable of communicating with other parts of the body (beyond the receptor and effector) are present in reflex circuits.

HUMAN NERVOUS SYSTEM : The nervous system of vertebrates (including humans) is divided into the central nervous system (CNS) and the peripheral nervous system (PNS). The (CNS) is the major division, and consists of the brain and the spinal cord. The spinal canal contains the spinal cord, while the cranial cavity contains the brain.

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