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PA RT 1 Basic Health Care Concepts & Skills Welcome to the world of health science education. You have chosen a c areer in a field that offers endless opportunities. If you learn and master the knowledge and skills required, you can find employment in any number of rewarding careers. There will always be a need for workers in health care careers because such workers provide services that cannot be performed by automation or a machine. Thus, although the future will bring changes, you will always be an important part of providing needed care or services. The material that follows will provide you with a good start toward your career goal. As you learn to use the information presented in the pages that follow, I encourage you to always continue to learn and to grow. All material is presented in a manner to make learning as easy as possible. However, you must still make the effort to achieve the standards set and to perform to the best of your ability. I expect that you will find this text different from previous texts that you have used. If you read the pages that begin each part, you will understand how to use this text. I think you will enjoy working with it, because it will allow you to constantly see how much progress you are making. In addition, it is probably the only text you will have used that allows you to practice tests or evaluations before you actually take them. One final word. You are entering a field that provides one of the greatest rewards: that of working to assist others. Although the work is hard at times, you will always have the satisfaction of knowing that you are helping other people. So, be proud of yourself. When you learn the concepts and skills well, you will provide services that are appreciated by all. Introduction This part is divided into 18 chapters, each covering several topics designed to provide you with the basic knowledge and skills required for many different health careers. Before starting a chapter, read the objectives so you will know exactly what is expected of you. The objectives identify the competencies you should have mastered upon completing the chapter. Health Science, 8th edition, has a textbook and a workbook. Each chapter in the textbook is subdivided into information sections about specific topics. At the end of most of these sections is a statement telling you to go to the workbook to complete an assignment sheet on the information covered. Some chapters also include Procedure sections, each of which