Human bone structure and Histology with Classification
Bone is a specialized and constantly changing connective tissue, having general characteristics of connective tissues like Composed of cells Have dense intercellular substance impregnated with calcium phosphates, carbonates, etc. Have well-developed circulation. Classification of Bones: Bones are classified on the basis of various characteristics. They are A. According to position: Axial bones: They form the […]
Read MoreStructure of kidney, Nephron and its Functions
The kidney is the primary organ of excretion found in the upper chordates. It is an abdominal organ, situated just anterior to the posterior abdominal wall. Being two in number, they are located one on each side of the vertebral column. It is a retroperitoneal organ, i.e., it has no peritoneal covering, peritoneum gets reflected […]
Read MoreEye Anatomy and Physiology a Complete Detail
An eye is the camera of Human body, perceiving the light energy, converting it into electrical energy, thereby helping us to ‘’see‘’. It is one of the five sense organs that a human has. The shape of eyeballs are not spheroid but an oblate spheroid, i.e. Two spheres superimposed on each other. The cornea is […]
Read MoreBrain Parts and its Functions | A Complete Guide
The brain is the principal organs that run our body. It is protected inside the skull and is the central part of the nervous system. It is classified as a part of the Central Nervous System (CNS) along with the spinal cord. The peripheral nervous system (PNS) comprises of the spinal nerves that branch out […]
Read MoreStructure of heart, Function of its Chambers and valves
Heart is a muscular organ situated in the middle of the chest slightly to the left. It is hollow and conical shaped structure which is enclosed within a pericardium, the peritoneal counterpart for heart. It is placed obliquely, behind the body of sternum and costal cartilages, one third of it being to right, and rest […]
Read MoreThe Stages of Mitosis in Detail with Figures
A cell divides by two processes namely the mitosis and meiosis. Of them mitosis is quite common as most types of cells undergo division by this methods. Where as meiosis is limited to very few cells like the reproductive cells. Stages of mitosis include Prophase Metaphase Anaphase Telophase Cell division is the breakdown of the […]
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Transportation in plants for Water and Food Supply
In humans and other animals, the transport of substances occurs due to circulatory system. In unicellular organisms, the transport within the cell occurs by cytoplasmic movements or by diffusion. But, transportation in plants is quite different. They have no circulatory system yet, the substances have to move to distant places. Water, plant growth regulators, minerals, […]
Read MoreWhat system removes waste from the body and How
Kidneys are the vital organs which are involved in the excretion process. But there are also other organs which remove the waste from the body. These organs together constitute the excretory system as Kidneys Skin Lungs Liver Intestine All the above organs are involved in elimination. Elimination involves removal of waste from the body. Kidneys: […]
Read MoreWhat is Transpiration | Its Definition, Process and Diagram
Transpiration is the movement of water from the plants into the air. But if you are asked to define what is transpiration, you can say it as “The loss of water in the form of vapor from the aerial parts of the plants into the atmosphere.” In spite of the loss of water by transpiration, […]
Read MoreUses of Flowers | To Humans, Animals, Plants and Environment
There are many uses of flowers which grow on the plants. These include Provide food Source of honey Source of medicine Help in pollination and crop yield Give beauty to nature and surroundings Provide Perfumes and scents Decoration To prepare dyes Insect repellents Support breeding Flowers are the most beautiful structures on the surface of […]
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