Cardiovascular System: Intrinsic Conduction System 1. The intrinsic conduction system consists of __autorhythmic____ __cardiac__ cells that initiate and distribute __impulses_____ throughout the heart. 2. The intrinsic conduction system coordinates heart activity by determining the direction and speed of ____heart depolarization____. This leads to a coordinated heart contraction. 3. List the functions for the following parts of the intrinsic conduction system: a. SA node _sets the pace for the
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ORGANISM’S PHYSIOLOGY MICHAEL A DENKYIRAH BIO/101-PRINCIPLES OF BIOLOGY DECEMBER 8TH 2013. JEBA INBARASU Organism Physiology is the method in which many diverse living organisms are considered to have developed from earlier forms during the history of the earth that can be defined as Evolution. Several organisms have evolved as a result of environmental
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Physiology Assignment Name Class Date Every organism has specific characteristics that make it ideal for living in the certain environment that it resides. For example‚ owls are birds that have adapted to hunting at night. They have many adaptations that allow them to be successful night hunters. One adaptation that the owl has involves their eyesight. The eyes of owls are sunk in. This allows an owl to collect and intensify light making it better able
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Physiology of stomach:- For understanding approaches for gastro retention‚ it is essential to overview gastric physiology and gastric motility. The stomach is situated in the left upper part of the abdominal cavity immediately under the diaphragm. Human stomach has a resting volume of 25-50ml‚ which can distend upto1500ml following a meal. It is divided into 5 anatomical parts: a) Cardia:- First part of the stomach below the esophagus. It contains cardiac spincter‚which is a thin ring of muscle
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market in the next five years. However‚ Merck pulled the drug from the market on September 30‚ 2004 due to increased observations of cardiac arrest and stroke in many consumers. Merck faced an ethical dilemma when it found increased observations of cardiovascular problems in patients. However‚ it took many years for the company to pull its top selling drugs from the market. The ethical issue‚ the interested parties and solutions will be addressed in the following paragraphs (Brooks & Dunn‚ 2012). Ethical
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common cause of maternal death in Western countries‚ suicide being first1. According to CDC‚ heart disease is the leading cause of death in women who are 25 to 44 yrs old2. Maternal cardiac disease in a pregnant woman can present challenges in cardiovascular and maternal-fetal management thereby leading to significant non-obstetric maternal morbidity and mortality3. Approximately 1% of pregnancies are complicated by cardiac disease and the management of these cases can challenge the entire team providing
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Take Test: Test #2 10/25/12 11:32 PM 2012-FA-E1-KIN302-BE_KIN502-BG Contemporary Health Issues 2012-FA-E1-KIN302-BE_KIN502-BG Learning Activities Week 8 -- Infectious Diseases and Common Ailments Take Test: Test #2 Take Test: Test #2 Description Test #2 is a 50 point‚ multiple choice and True/False test covering chapters 7‚ 8‚ 9‚ 10‚ 11‚ and 12. You will only have on attempt at the test‚ so once you open it‚ you must complete it. Instructions Multiple Attempts Not allowed. This Test
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features and is not as flat as were taught at a young age. The heart a muscular organ about the size of a fist‚ located just behind and slightly left of the breastbone. The heart pumps blood through the network of arteries and veins called the cardiovascular system. The heart has four chambers; the left and right atrium‚ left and right ventricle and the coronary Arteries that run along the surface of the heart and provide oxygen-rich blood to the heart muscle (The Heart 2014). The primary function
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decrease in vascular resistance has the opposite effect. B. David’s blood pressure is low. Which blood vessels regulate blood pressure? * The blood vessels that regulate blood pressure is called baroreceptors‚ they send impulses to the cardiovascular center to help regulate blood pressure. C. What structures control the flow of David’s blood into his capillary beds? * The structures that control the flow of David’s blood into his capillary beds are a network of 10-100 capillaries
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is heart disease? Heart disease or Cardiovascular disease is an abnormal function of the heart or blood vessels. It can cause an increase in risk for heart attack‚ heart failure‚ sudden death‚ stroke and cardiac rhythm problems‚ thus resulting in decreased quality of life and decreased life expectancy. The causes of cardiovascular disease range from structural defects‚ to infection‚ inflammation‚ environment and genetics. In order to help prevent cardiovascular disease one must adopt a healthy lifestyle
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