Sierra Leone “Blood Diamond” Conflict Many of the world’s major conflicts arise from the want or need for resources‚ but the extent to which these resources are responsible for such conflicts‚ tends to be misunderstood. Conflicts may arise with first a dispute on who gets control over what resources‚ but followed by other factors adding up to contribute to the said conflict‚ including‚ corrupt leaders‚ religion‚ debt ect. When this is the case‚ it becomes confusing on what aspects are
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deepest stage of sleep and the sleeper has the least responsiveness to the outside stimulation‚ Non Rapid Eye Movement‚ 12-15 % of sleep time. Rapid Eye Movement Sleep: Consumes 20-25 % of adult’s sleep time‚ characterized by increasing heart rate‚ blood pressure and breathing rate‚ erections‚ eye movement and dreaming occurs in this stage. Dreams: Successions of images‚ ideas‚ emotions‚ and sensations that occur involuntarily in the mind during the REM stage of sleeping.
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Disorders and Diseases Affecting the Lymphatic System The lymphatic system plays a key role in regulating the flow of fluids and proteins between the tissues and the general circulation. The lymphatic vessels collect fluid‚ white blood cells‚ proteins‚ and particulate matter that have leaked out of the capillaries into interstitial space. Lymph fluid then flows to the lymph nodes‚ which act as filters. The fluid is transported to the circulatory system routed through the lymphatic duct and thoracic
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Genetic disorders are a topic in biology that can not be avoided. The fact is that genetic disorders can happen in humans‚ plants or animal. No one and nothing is safe from a genetic disorder. A genetic disorder can appear in the first years off life‚ or can appear much later in life when least expected. A basic principal of biology states that the behavior of chromosomes during the meiosis process can account for genetic inheritance patterns. There are many reasons for genetic disorders. To start
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Blood is moved from the heart to the body by arteries. Blood pressure is the force of the blood pushing against the walls of the arteries. With each heartbeat‚ blood is pumped into the arteries. Systolic pressure is determined when the heart is contracting which causes increased pressure in the arteries. Diastolic Blood pressure is the remaining pressure in the arteries when the ventricles of the heart is relaxed allowing the heart to fill with blood. Blood pressure is influenced by cardiac output
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Bipolar Disorder PSY/340 April 15‚ 2013 Telisha L. Chandler‚ M.S. Bipolar disorder is a chronic condition involving episodes of both depression and elevated mood‚ associated with significant disability and high relapse rates (Proudfoot‚ et al.‚ 2009). For the purpose of this paper bipolar disorder will be discussed beginning with a description of the illness‚ then an explanation of the neurological damages or changes to the brain that can occur due to the illness. Next the possible behavioral
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This experiment involves measuring and identifying the change in blood pressure. In this experiment‚ measurements of systolic arterial pressure‚ diastole arteriole pressure‚ and pulse rate were recorded and observed. The effects of changes in the body were observed and measured during body positioning‚ exercise‚ and cognitive stress. The purpose of this lab experiment was to test multiple variables that can have an effect on blood pressure and pulse. As stated‚ the following variables that were tested
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Blood Pressure The function of the heart is to circulate blood around the body. The heart comprises of four chambers: Right Atrium Left Atrium Right Ventricle Left Ventricle Functionally the heart comprises of two pumps: The right atrium receives blood from the body (de-oxygenated blood) and the right ventricle pumps it into the lungs for aeration (removal of carbon dioxide and add oxygen). The left atrium receives the oxygenated blood from the lungs and the left ventricle pumps
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Sleeping problems and disorders When you sleep‚ you pass through five stages of sleep‚ stages 1‚ 2‚ 3‚ 4 and REM sleep. Stage one is the lightest sleep. During this stage you can be awaked easily. Muscle activity slows during this stage. Stage 2 is where the eye movement stops and the brain waves are slower. In stage 3 slow brain waves called delta waves begin to appear‚ with smaller yet faster waves. By stage 4 these waves appear more often‚ and it is quite difficult to wake someone during this
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patterns and cause insomnia including‚ but not limited to: anxiety disorders‚ medical conditions‚ depression‚ stress‚ bipolar disorders‚ restless leg syndrome‚ etc. Sleep habits and hygiene can help reduce our susceptibility to sleep insomnia. Going to bed at different times‚ napping‚ poor sleep environment‚ working night shifts‚ lack of exercise‚ etc. are all factors that can cause insomnia. As far as treatment and signs of this disorder go‚ sleep studies can be conducted to look at your symptoms‚ which
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