Solution Manual For Hole's Essentials of Human Anatomy and Physiology, 14th Edition

Strengthen your understanding of key topics with Solution Manual For Hole's Essentials of Human Anatomy and Physiology, 14th Edition, a detailed textbook guide.

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1ANSWERS TOPRACTICE QUESTIONSChapter1Practice1.11.What factors probably stimulated an early interest in the human body?Factors include attempting to understand the causes of various injuries,illnesses,and theloss of function of body parts,and tryingto treat these conditions.2.What kinds of activities helped promote the development of modern medical science?Activities include dissection of cadavers, the production of prosthetic body parts,experimentation to improve medical knowledge and techniques, and the discovery of certainchemicals in nature as treatments for specific conditions.Practice1.21.Why is it difficult to separate the topics of anatomy and physiology?Structure is closely related to function; body parts are shaped and arranged (anatomy) insuch a way that they are able to perform their functions (physiology).2.List examples that illustrate how the structure of a body part makes possible itsfunction.The front teeth (incisors) are pointed for grasping and tearing food, while the back teeth(molars) are flattened for grinding food. Thejointedstructure of the bones of thefingersallow us to grasp objects. The cone-shaped, chambered heartpumps blood through theblood vessels. The tubular blood vessels transport blood to the cells of the body.Practice1.31.How does the human body illustrate levels of organization?Larger structures are composed of smaller and smaller components. For example, the bodyconsists of several systems, such as thecardiovascularsystem. Thecardiovascularsystemconsists of organs, such as theheartandblood vessels. Theheartis composed of tissues,which consist of layers of cells. Cellsare composedof organelles, whichconsist ofmolecules, andfinally,atoms.2.What is an organism?An organism is a complete unit of life. Organisms range in size fromasingle cell toacomplex living thing,likeahuman, whichiscomposed of trillions ofcells. Humans, ascomplex organisms, are composed of organ systems, organs, tissues, cells, molecules,andatoms

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