William Harvey (1578-1657) had refused prior explanations of blood circulation and motion. He studied by observing the direction of the valves in the veins. He noted the comparisons between to the cardiac valves‚ and investigated the many valves in the veins‚ recording the discrepancy of prior beliefs. Harvey considered a substitute hypothesis that the blood circulates. His fascination and studies led to the discovery of blood circulation. He revealed his groundbreaking work‚ “Exercitatio Anatomica de
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NUR 317 - Cardiac Exam Study Guide Define the following terms. Describe patient symptoms and conditions that could cause alterations in: Cardiac Output Volume of blood flowing through systemic or pulmonary circuit expressed in liters per min Normal= 5 L/min (resting adult) HRXSV= CO Factors: preload‚ afterload‚ myocardial contractility‚ heart rate As heart rate increases‚ this allows less time for diastole and the heart often cannot fill adequately. Therefore‚ a very rapid heart will often have
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Student Name: Name of Group Members: Date: Introduction: In this lab‚ you will be examining many characteristics of a rat’s anatomy. Dissections help researchers get a 3-dimensional picture of how the systems of a body work together. Now you’ll have the opportunity to see how the respiratory‚ digestive and circulatory system are arranged spatially. The Classification of the Rat (Rattus norvegicus): Kingdom: Animalia Phylum: Chordata Subphylum: Vertebrata Class: Mammalia
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Handbook of Pathophysiology (January 15‚ 2001): by Springhouse Corporation‚ With 13 Contributors‚ Springhouse By OkDoKeY Handbook of Pathophysiology Contents Staff Contributors Foreword 1 FUNDAMENTALS OF PATHOPHYSIOLOGY 2 CANCER 3 INFECTION 4 GENETICS 5 FLUIDS AND ELECTROLYTES 6 CARDIOVASCULAR SYSTEM 7 RESPIRATORY SYSTEM 8 NERVOUS SYSTEM 9 GASTROINTESTINAL SYSTEM Pathophysiology in color Understanding Asthma Understanding Cancer Understanding Osteoporosis Understanding Ulcers 10 MUSCULOSKELETAL
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Abstract This paper will contain some important and main information about humans’ circulatory system. One of the most important systems our body has if not THE most important since one of its organs is the heart. We will focus on senior citizens. As we age‚ our organs’ working mechanism becomes slower and our muscles tend to be less flexible or elastic and that is why we think the information we will provide‚ will be very useful. Some of the talking points will be: • General function of the
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plaques. These plaques also develop as a result of diabetes. In diabetic cells‚ that cannot use glucose‚ have to find an alternative energy source and usually turn to fats and proteins. The body breaks down fat into fatty acids and sends them to the circulation causing elevated cholesterol levels. The excess cholesterol is ingested by macrophages which turn into foam cells and stimulate a cascade that eventually leads to the formation of vulnerable atherosclerotic plaques (American Heart Association‚ 2015)
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fitness. Programs especially planned to help individuals attain fitness are offered in numerous places: schools and gymnasiums‚ private clubs and studios‚ and special‚ professionally organized clinics that are attentive to problems of cardiac and pulmonary function. The individual must be careful in choosing an exercise program and should ensure it is staffed by experts in physical education or medicine. Normal‚ healthy individuals may plan their own exercise programs. "The general rule is to exercise
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Gently shake the victim and shout‚ "Are you OK?" If the person answers‚ CPR is not needed. If the person is unresponsive or conscious and showing signs of a stroke or heart attack‚ call 911 immediately and initiate the CAB’s of CPR which include‚ C-Circulation is order to determine if the victim’s heart is beating‚ place two fingertips on his carotid artery‚ located in the depression between the windpipe and the neck muscles‚ and apply slight pressure for several seconds‚ A-Airway is Put the person on
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Management of Patients with Lower Respiratory Problems Chapter 28 Acute Bronchitis An inflammation of the bronchi in the lower respiratory tract Clinical Manifestations Cough‚ Headache‚ Malaise‚ SOB‚ Fever‚ Dyspnea‚ Normal Breath Sounds or Wheezes‚ Chest Pain Nursing Care Supportive i.e. fluids‚ rest‚ cough suppressants‚ bronchodilators‚ inhaled corticosteroids Pneumonia • Acute inflammation of the lung parenchyma Types of Pneumonia • Community Acquired (CAP) – Before hospitalization • Medical
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1. Identify each of the following statements as either true or false. If false‚ explain why. (a) Viscosity is a measure of how easily a fluid flows. (b) Although important‚ fluids are not essential to many living things. (c) A meniscus forms when water particles adhere to the sides of their container. (d) Buoyancy‚ like water pressure‚ acts in all directions. 2. Describe the relationship between mass‚ volume‚ and density of matter. 3. Use the particle theory to explain the differences between
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