the blood. They have to be transported to and from the cells by special carriers called lipoproteins. There are two kinds that you need to know about. Low-density lipoprotein‚ or LDL‚ is known as the "bad" cholesterol. Too much LDL cholesterol can clog your arteries‚ increasing your risk of heart attack and stroke. High-density lipoprotein‚ or HDL‚ is known as the "good" cholesterol. Your body makes HDL cholesterol for your protection. It carries cholesterol away from your arteries. Studies suggest
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Thao Tran Prof.Thomas Hematology 09/08/2012 Sickle Cell Disease Blood has been considered the essence of life for centuries‚ and our blood is a living tissue made up of liquid and solids. There are many diseases related to blood such as anemia which is the decrease in oxygen supply to tissue and causes hypoxia‚ thalassemia is the mutation in one or more globin gene of hemoglobin‚ etc. Therefore‚ one of blood disorders is the most common symptomatic hemoglobinopathy with the greatest prevalence
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Causes of air pollution There are many different chemical substances that contribute to air pollution. These chemicals come from a variety of sources. Among the many types of air pollutants are nitrogen oxides‚ carbon monoxides‚ and organic compounds that can evaporate and enter the atmosphere. Air pollutants have sources that are both natural and human. Now‚ humans contribute substantially more to the air pollution problem. Forest fires‚ volcanic eruptions‚ wind erosion‚ pollen dispersal‚
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June 2011 plate tectonics and associated hazards Comment on the extent to which the features shown in the image support the theory of plate tectonics. To begin with we can see that many of the landmasses appear as separated jigsaw pieces with their complementary shaped coastlines. One example of this is how the North Western coastline of Africa could quite easily ‘slot into’ the North Eastern Coastline of America. This suggests that in the history of the Earth‚ these two land masses were once connected
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JESSICA FRANK FORM 4 HUMAN AND SOCIAL BIOLOGY PROJECT DISEASES AND ITS IMPACT ON HUMANS BISHOP ANSTEY HIGH SHOOL EAST MISS BACCUS TABLE OF CONTENTS Cover Page Table of Contents Define the terms ‘good health’ and ‘diseases’ The classification of the different types of diseases Define communication/infectious diseases and non-communicable diseases/chronic/degenerative diseases. 1. Define the terms ‘good health’ and ‘diseases’. GOOD HEALTH: Good health is not only about not being ill‚
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Cardiovascular Physiology and Blood Pressure July 27‚ 2009 BY 409L - LW Blake Perry Lab Partners: Jennifer Rastegar and John Riopka Abstract This experiment was designed to observe a baseline heart rate and blood pressure and to examine various modifications of the two. This experiment utilized both the BiopacPro and PhysioEx computer programs. The PhysioEx program was used to simulate a heart rate and modifications to it. The BiopacPro program was used to monitor a volunteer’s blood pressure;
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The Many Uses of Baking Soda – Informative Speech 1 The Many Uses of Baking Soda General Purpose: To Inform Specific Purpose: The audience will learn about baking soda‚ the many different ways that it can be used to promote their health‚ cleaning uses around the home‚ cooking‚ in the home uses‚ and enhancing beauty. Thesis: Baking soda is very low cost‚ effective alternative to cleaning around the home‚ promoting health‚ and enhancing beauty. Introduction I) Fellow classmates‚ what if I
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There are more to aquatic plants than just floating on the surface of water. Aquatic plants are plants that can adapt and live in a freshwater environment. They are sometimes called hydrophytes. These include plants that live in fresh wetlands‚ swamps‚ ponds‚ lakes‚ and marshes. This type of plant actually serves two important functions. First‚ they help oxygenate water (2006) and they provide nutrients and food for some fishes (Tappin‚ 2003). There are many types of aquatic plants including rooted
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Sometimes a scientific discovery shakes the confidence of scientists‚ making them question whether they truly understand nature’s ground rules. That’s exactly what prions have done to scientists’ understanding of the ground rules for infectiousdiseases. Prions cause diseases‚but they aren’t viruses or bacteria or fungi or parasites. They are simply proteins‚ and proteins were never thought to be infectious on their own. Organisms are infectious‚ proteins are not. Or‚ at least‚ they
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Cooking Oil – Made Candle Introduction: Cooking oil is plant‚ animal or synthetic fat used in frying‚ baking and other types of cooking. It is also used in food preparation and flavoring that doesn’t involve heat‚ such as salad dressings and bread dips‚ and in this sense might be more accurately termed edible oil. Cooking oil is typically a liquid‚ although some oils that contain saturated fat‚ such as coconut oil‚ palm oil and palm kernel oil‚ are solid at room temperature. A candle wick is
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