The heightened concern for reduction of environmental pollution that has been occurring over the past decades has stimulated active continuing research and literature on the toxicity of heavy metals. While, the toxic effects of these substances is a widespread concern in the modern industrial context. Man has succeeded in poisoning himself with the two most polluted heavy metals (lead and cadmium) repeatedly throughout recorded history. Since heavy metals are probably the oldest toxins known to humans so this book aimed to evaluate the hazard of lead and cadmium on some constituents of blood...

This work aimed to prepare a text-book on practical physiology for use in higher schools. The design of the book is to furnish a practical manual of the most important facts and principles of physiology and hygiene, which will be adapted to the needs of students in high schools, normal schools, and academies. Teachers know, and students soon learn to recognize the fact, that it is impossible to obtain a clear understanding of the functions of the various parts of the body without first mastering a few elementary facts about their structure, therefore, in this book, is to devote a certain...