------------------------------------------------- LIST OF MUSCLE INJURIES Properly functioning muscles perform only one duty‚ contraction. Muscles enable the body to sit‚ to move and to stand upright. They are attached by way of tendons to bones. Their contraction is controlled by electrical signals that can either be voluntary‚ such as when a person decides to stand up‚ or involuntary‚ as with the muscles that expand and contract the chest to control breathing. Muscles are made of thousands of muscle fibers. Knowing the types
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Is your skin the color of caramel or cream? Do you care a lot about looking tanned and healthy‚ or white and clean? Let’s forget the cliché that beauty is skin deep. In reality‚ regardless of our age or sex‚ humans love to judge people by their skin color. Two thousand years ago‚ Greek and Roman women used lead paint and chalk to lighten their skin. In Asia‚ women swallowed ground pearls to achieve the same effect. Right now‚ whitening products line beauty shelves‚ and advertisements bombard us with
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Pineapple (Ananas comosus) Skin Extract as Component in making a Moisturizing Soap A Research Project III Submitted By: INTRODUCTION A.BACKGROUND OF THE STUDY Nowadays‚ people have using different herbal soap that are expensive and less effective. Our aims is to make an effective and cheaper herbal soap. Like pinapple skin ‚ Pineapple fruit has some active principles with important effect on skin - sugars and a-hydroxy-acids (AHA) as well as enzymes. These active principles are responsible
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France‚ and was copyrighted in 1955. The novel is an erotic tragicomedy set in France and America in the 1940s. 2. Humbert Humbert’s personality is quite erudite. Humbert uses words very carefully in speech as well as in writing. Humbert uses his tone and diction to take the reader’s attention from the terrible acts which are actually being described and as a result‚ he becomes far less despicable to the reader. Playing with words softens the blows of the horrors of Humbert’s lived fantasies.
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isolated frog muscle could be made to contract when the sciatic nerve was irritated with a metal object‚ conducted the first muscle experiments between 1661 and 1665. Later‚ between 1737-1798 Luigi Galvani determined that frog muscle responded to electrical currents. The kymograph‚ which was invented in the late 1840’s lead to the revolution of experimental physiology because it enabled muscle contractions to be analyzed and recorded. The muscle cell or fiber is the basic unit of a muscle. The frog gastrocnemius
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Evolution of Skin Pigmentation due to UV Levels and Genes Introduction Identification of a person has long been related to the color of their skin‚ as skin color is the defining measure of races. There are multiple variations in skin color throughout the globe‚ with the differences in outward appearance ranging from dark to light. But what exactly has caused this to occur? What is the underlying event that has led to so much variation in the pigmentation of a person? What selection pressures
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Generation after generation aging parents become the responsibility of the following generation. It’s the way life is set up to work. However‚ just taking care of ourselves is a full time job‚ let alone a parent or other family member that needs assistance in their later years. For most‚ taking care of an aging parent is an act of love‚ but for many it’s a job they would rather hand over to someone else. Because of the fast‚ busy and full pace of life‚ many younger people simply don’t have the
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Natural Makeup for Natural Beauty Beauty is an entity which is admired‚ or attraction which attracts you and now a days everybody wants to be beautiful everyone wants to be appealing so for fulfilling this desire they start with makeup let me tell you make up is used to enhance the appearance or odor of the human body. Doing makeup with creams and scrubs with chemicals as ingredients may damage your skin asthere are health concerns regarding makeup products as the presence of harmful chemicals
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CHAPTER 6 Smallpox: A Primer Brenda J. McEleney Smallpox‚ is a virus that plagued humanity for millennia. It was the first and only disease ever intentionally eradicated from the face of this planet‚ a scourge defeated in a remarkable‚ never-before-attempted campaign of generosity and cooperation by the nations of the world. Its eradication was a triumphant symbol of science and dogged persistence winning over nature. Moreover‚ its eradication was a gift of man to all mankind. Yet‚ is it possible
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required to produce the maximum (largest) contraction? 4. What happened to the number of fibers contracting as the current was raised from threshold to that required to produce a maximal contraction? 5. Why does varying the stimulus strength affect the twitch force? D. Please fill-in the following Table and provide the stimulus response’s graf: Table . The effects of varying stimulus strength on twitch force. Stimulus Response Stimulus Response Stimulus Response 0.0 mA 0
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