Chapter 1 - Chapter 1 An Introduction to the Human Body Objectives After completing this chapter you should be able to 1 define the terms anatomy and

Chapter 1 - Chapter 1 An Introduction to the Human Body...

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Chapter 1:An Introduction to the Human BodyObjectivesAfter completing this chapter, you should be able to1.define the terms “anatomy” and “physiology.”2.define the following levels of structural organization: chemical, cellular, tissue, organ, system and organism.3.identify the principal systems of the human body, list representative organs of each system, and describe the major functions of each system.4.identify the basic life processes of the human body.5.define the term “homeostasis,” and explain the effects of stress on homeostasis.6.describe the components of a feedback system.7.compare the operation of negative and positive feedback systems.8.explain the relationship between homeostasis and disease.9.describe the anatomical position, and compare common and anatomical terms used to describe various regions of the human body.10.define the terms describing directions and anatomical planes used in association with the human body.11.list, by name and location, the principal body cavities and the organs contained within them.Key Words and TopicsMake certain that you can define, and use in context, each of the terms listed below, and that you understand the significance of each of the concepts.1.Define the terms “anatomy” and “physiology.”AnatomyThe science of body structures and the relationships among themDissectionThe careful cutting apart of body structures to study their relationshipsPhysiologyThe science of body functions (how the body parts work)2.Define the following levels of structural organization: chemical, cellular, tissue, organ, system, and organism.AtomThe smallest units of matter that participate in chemical reactionsMoleculeTwo or more atoms joined togetherC, H, O, N, P, Ca, and S are examples of atoms responsible for maintaining lifeCell
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TissueOrgan
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