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White Blood Cells Connective Tissue
3,064 words... site Connective tissues have three main elements: ground substance, fibers, & cells. Ground substances make up the extracellular matrix. (Note: that the term matrix indicates the ground substance. ) Ground Substance - is an amorphous (unstructured) material that fills the space between the cells & contains the fibers. It is composed of interstitial fluid, cell adhesion proteins, & proteoglycans. Cell adhesion proteins, a group that includes fibronectin & lamina, sever mainly as a connective ...
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North And South Great Plains
1,723 wordsWild mustangs have captured the thoughts and imagination of almost everyone at some point in time. From pictures of wild horses silhouetted against the sunset, to visions of the Wild West and the Cowboys and Indians that rode the wild mustangs and ponies. But how much of these stories are true and what part is pure imagination? My grandfather was a farmer for many years in southern Nevada, and although he was never a "mustang" he used to tell me some very exciting stories when we would go back t...
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One Of The Main Skeletal System
424 wordsThe skeletal system is one of the main parts of our bodies. Without our skeletal systems, we wouldnt be able to move, stand, or live! Our skeletal system is one of the most important parts of our bodies There are 206 bones in the adult body, while there are a little over 300 in a baby. There are also different parts of our skeletal systems. The 2 different parts are the axial skeleton and the appendicular skeleton. The axial skeleton is the skull and neck. The appendicular skeleton is everything...
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Labia Minora Labia Majora
1,460 wordsKnowing about the body systems is important. When you know about your body, youll be more healthy than if you didnt. Any sport player needs to know and understand how all his muscles work, so when it comes to exercise or working out, they can know what their limits are. The skeletal system is made up of your bones, ligaments, and tendons. It determines the shape and symmetry of the body; acts as a protective device for your organs; acts as a firm base for the attachments of muscles (without bone...
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Soft Bodied Animals Early Cambrian Rocks Large
1,105 wordsIn Namibia, where the rock record is excellent, Vendian fossils are followed immediately by Cambrian fossils, and they may have overlapped briefly in time. In Siberia, a whole suite of small shelly fossils appears in the rocks as the Cambrian period begins, together with sponges of several different types. Most of the small shells are tiny cones and tubes that we don't understand properly, but at least some of them are complex animals, including the first molluscs. Soon, archaeocyathid sponges w...
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Made My First Shortest Part One
2,154 wordsAs the unfriendly, ice-cold wind travelled precipitously over the neglected heath, I made my first brave step towards the enormous entrance leading into the settlement of those abandoned souls. While I continued at a steady pace towards the screeching, corroded gateway I felt the irregular and jagged rocks as they were slowing me from reaching up to the gate. The closer I seemed to get towards the overpowering, fully grown gateway the darker the area became with the stealthily moving shadows. Wh...
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Cro Magnons Walk Upright Evolution
364 wordsEvolution is "an unpredictable and natural process of temporal descent with genetic modification that is affected by natural selection, chance, historical contingencies and changing environments. " Humans evolved from apes because of their similarities. This can be shown in the evidence that humans had a decrease in the size of the face and teeth that evolved. Early humans are classified in many different types of families. There are many reasons to support the idea of evolution. For one, there ...
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Muscle Fibers Skeletal Muscles
1,165 wordsIntroduction With the introduction of such modern conveniences such as the automobile, remote control, and even the electric toothbrush people are relying on technology to do everything for them. With a generation growing up in todays society physical tasks have almost become obsolete. Tasks such as even going shopping and going out to visit a friend can be done from the comfort of your own computer. With this sedentary lifestyle, muscular size will almost be unnecessary, except for the athlete ...
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Homo Erectus Homo Habits
613 wordsHomo erectus. Homo erectus (straight walking people) lived in the period from 2 million until 400 thousand years ago. There is a version, that they first appeared in Africa and than gradually spread through the rest of the Ancient World. Eugen Dubois found the first fossils of this specie in the end of XIX century on Java Island (1891 - 1893). In the lower-quarter layers, on the left bank of river Solo (or Bengavan), near Trinil were found a skull, one hip bone and three teeth (picture 1). Since...
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Ping Pong South Africa
1,666 wordsAnthropology/ Contemporary scientific Racism Sara Bartmann is known as Hottentot Venus. Her story is a symbol of suppression and disgrace. Her appearing was a religious thing. Sara is the short name used nowadays for a woman originally named Saartjie Bartmann. She was a Khoisan slave who at the early age of twenty was taken from Cape Town to London and then on to Paris to be shown naked in their streets and at their spectacle like a mammal creature (as her European spectators observed her to be)...
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Metabolic Bone Disease Caused By A Lack Diseases
848 wordsBone diseases most directly influence the ability to walk or to move any part of the body hands, limbs, neck, and spine. They are related to joint disorders ARTHRITIS, COLLAGEN DISEASE, DISLOCATION of joints, and RHEUMATISM. The medical specialty pertaining to bone disorders is ORTHOPEDICS. Fractures are the most common bone disorders. They can occur as the result of an accident or be secondary to metabolic diseases. Fractures are life-threatening to aged people having the metabolic bone disease...
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Crown Of Thorns Coral Reefs
3,746 wordsCoral reefs are among the most varied and productive communities on Earth. They are found in the warm, clear, shallow waters of tropical oceans worldwide. Reefs have functions from providing food and shelter to fish and invertebrates to protecting the shore from erosion. Unfortunately, as our understanding of corals and coral reefs increases, it becomes apparent that the effects of the human population on these communities may be increasing as well. Reef-building (or hermatypic) corals are of th...
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Bone Mass Bone Loss
1,457 wordscondition Hypogravitational Osteoporosis Osteoporosis: a condition characterized by an absolute decrease in the amount of bone present to a level below which it is capable of maintaining the structural integrity of the skeleton. To state the obvious, Human beings have evolved under Earths gravity " 1 G" . Our musculo skeleton system have developed to help us navigate in this gravitational field, endowed with ability to adapt as needed under various stress, strains and available energy ...
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Homo Habits Missing Link
1,206 wordsAustralopithecus afarensis, or Lucy as also know, was discovered in November 1974. She was the most complete hominid skeleton that had been found in the world at that time. Being the only complete skeleton that had been found that was older than Neanderthal, she was a great discovery, particularly as she had many distinctive features putting her in a class of her own. This led many scientists to believe that Lucy was and is the missing link in the evolution of mankind. There were however, a numb...
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Cold Blooded Oxygenated Blood
1,437 wordsMammals have existed for the past 200 million years. According to fossil evidence, they evolved from a mammal like reptile group. These reptile ancestors were small, active carnivores. They were equipped with several specialized types of teeth. Their limbs were positioned more directly under the trunk as opposed to spreading out to the sides. Both of these characteristics are prominent features of mammals. For the past 70 million years mammals have been the dominant animals in terrestrial ecosys...
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Royal Society Eighty Years
3,387 wordsCan? la Analucinda Jaramillo " Truganinny" [] begins with an epigraph dated 1972, from Paul Coe, Australian Aboriginal Activist, stating that Truganinny " had seen the stuffed and mounted body of her husband and it was her dying wish that she be buried in the outback or at sea for she did not wish her body to be subjected to the same indignities. Upon her death, she was nevertheless stuffed and mounted and put on display for over eighty years" []. Roses persona poem finds Tru...
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U S Companies Size And Strength
2,016 wordsOur current economy is experiencing strong economic growth and rapid expansion. The data show current gross domestic product (GDP), consumer price index (CPI), and the unemployment rate to support findings. The Federal Reserve is concerned about inflation and consumer spending. However, overall inflation is not bad and interest rates may continue to increase. One indication of a strong economy is the current increase in GDP of 6. 9 % for the fourth quarter. There is a new measurement for GDP is ...
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