Akm bio-gyani : biology teacher blogs

Introduction  In this chapter, we delve into the fundamental aspects of control and coordination in living organisms. Exploring the intricate mechanisms that enable organisms to maintain harmony and adapt to their environment. From nervous systems to hormonal regulation, we uncover the vital processes governing life's dynamic equilibrium. Receptors:  Receptors are the specialized tips of the nerve fibres that collect the information to be conducted by the nerves.Receptors are in the sense organs of the animals. These are classified as follows : Phono-receptors: These are present in inner ear for sound Photo-receptors: These are present in the eye to respond to the light. Thermo-receptors: These are present in skin for heat/cold. Olfactory-receptors: These are present in nose for recieving smell Gustatory-receptors: These are present in the tongue for teste detection. Nervous System:  The nervous system is composed of specialized tissues, called nervous tissue. The nerve c...