BIOLOGY Topic: Sense Organs Introduction A sense organ is defined as a group of specialized cells, tissues or receptors which are able to receive, perceive or detect stimulus and transmit the information, impulse or message to the central nervous system. The human senses contain receptors that relay information through sensory neurons to the appropriate places
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Biology, SS 3 Week: 8 Topic: Sense Organs Introduction A sense organ is defined as a group of specialized cells, tissues or receptors which are able to receive, perceive or detect stimulus and transmit the information, impulse or message to the central nervous system. There are five sense organs in human body. These sense organs
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Topic: Excretory Mechanism Introduction – Excretion Excretion is the process by which the body of human beings gets rid of or remove unwanted metabolic wastes e.g. urine, bile, carbon (iv) oxide, etc. Excretion, the process by which animals rid themselves of waste products and of the nitrogenous by-products of metabolism. Through excretion organisms control osmotic
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Topic: THE SKIN Contents: The Skin Care of the Skin Functions of The Skin Common Skin Diseases A. THE SKIN The skin is one of the hard working organs in the body. The skin is the outer covering of the body. In humans, it is the largest organ and sense organ. Skin is a thin layer of
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