There are many major physical changes that take place during the course of adolescence. Many would argue that the most prominent changes involve puberty and the endocrine system. The various endocrine glands present in the body begin to secrete hormones that influence puberty and initiate physical changes such as: brain development‚ the development of secondary sex characteristics (including breast development in females‚ changing of pitch in the voice in males‚ and the growth of body hair for both
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eight days. Because of its radioactivity‚ Iodine 131 can be detected in the body‚ particularly in the thyroid gland. Iodine can be used as a form of a solution in medicine as a germicide as well. In producing purple dye‚ its radioactive isotopes can also be used in medical diagnosis; for example it can be used to treat thyroid cancer and act as a tracer in the body to determine how well the thyroid is functioning. As a matter of fact‚ we humans need about 140mg of iodine a day. Foods such as fish
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This list only contains the more widely known chemicals and additives in body and food products. There are thousands more in use. Many of the chemicals listed below are suspected or known carcinogens‚ toxins‚ hormone disruptors‚ poisons and contaminates. Acesulfame K Sugar substitute found in pudding‚ chewing gum‚ non-dairy creamers‚ instant coffee mixes‚ tea mixes and gelatin desserts. May increase cancer in humans. Acetone Also known as Dimethylketone‚ 2-Propanone‚ Beta-Ketopropane. Inhalation
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RESPIRATORY SYSTEM A complete‚ schematic view of the human respiratory system with their parts and functions. Latin: systema respiratorium The respiratory system (or ventilatory system) is a biological system consisting of specific organs and structures used for the process of respiration in an organism. The respiratory system is involved in the intake and exchange of oxygen and carbon dioxide between an organism and the environment. The primary function of the respiratory system is to
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A Case Study in Type II Diabetes Charlotte D. McKamie Nursing Theory In Orem’s theory of self care‚ she presents the precept that the nurse’s role in helping the chronically ill patient is to assist them to achieve an optimal level of health and wellness‚ and to give them the tools they need to maintain it. Orem believed that the nurse should act as an advocate‚ redirector‚ support person‚ and teacher‚ and‚ thereby‚ guide the patient to therapeutic development. Her theory is of interest to me
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AMINO ACIDS SUSMITA DAS SWAPNA MONDAL OBJECTIVES To study about Amino acids. To study the classifications of amino acids based on different headings. To study the functions of amino acids. INTRODUCTION Amino acids:• Amino acids are monomers of protein. • Amino acids are group of organic compounds which contain two functional groups. One is Amino group(NH2) and the other is Carboxyl group(COOH). • Proteins are broken down into amino acids on hydrolysis. • Each amino acid also have a
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EGG – ITS COMPOSITION AND FUNCTIONS Eggs are laid by females of many different species‚ including birds‚ reptiles‚ amphibians‚ and fish‚ and have probably been eaten by mankind for millennia. Bird and reptile eggs consist of a protective eggshell‚ albumen (egg white)‚ and vittles (egg yolk)‚ contained within various thin membranes. Popular choices for egg consumption are chicken‚ duck‚ quail‚ roe‚ and caviar‚ but the egg most often consumed by humans is the chicken egg‚ by a wide
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cretiniCase study on Cretinism Cretinism is a congenital condition caused by a deficiency of thyroid hormone during prenatal development and characterized in childhood by dwarfed stature‚ mental retardation‚ dystrophy of the bones‚ and a low basal metabolism. A male child about 5 months in age was brought into the child’s family doctors office with the complaint of obstipation (a severe form of constipation). Mother experience a normal pregnancy and child was birth weight was 6 ½ lbs. Mother
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Before I was in third grade I had never heard of depression. I had never even heard of death‚ really. But there I was‚ sitting in the front row of a funeral for a man I had never met‚ and the only explanation I got was‚ “He was a depressed man‚ hun.” To a third grader the word ‘depressed’ had no weight for me; I just assumed it meant sad‚ and maybe he had been so sad he just drifted away. Skip forward about one year: I was in fourth grade now and had just come home from school. I went to my older
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Histology Review Supplement The slides in this section are designed to provide a basic histology review related to topics introduced in the PhysioEx lab simulations and in your anatomy and physiology textbook. From the PhysioEx main menu‚ select Histology Tutorial. The opening screen should appear after a few seconds. The Sort by menu is located at the top left. Click on the white drop-down menu and select “Histology Review” from the list. You will note that the slides in the histology module are
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