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Toxicology is a science that studies the toxic reactions, severity, frequency and mechanism of toxic effects of chemical substances on living organisms, as well as the qualitative and quantitative evaluation of toxic effects. Toxicology is closely related to pharmacology, and has developed into an independent discipline with certain basic theories and experimental methods, and has gradually formed some new branches of toxicology. The currently accepted definition of toxicology is the science of studying the hazards of exogenous chemicals to living organisms.
Toxicology can be divided into industrial toxicology, military toxicology, environmental toxicology, drug toxicology, forensic toxicology and radiation toxicology according to its research purpose and the characteristics and uses of the chemical substances studied. Toxicology is a discipline that studies the harmful effects of exogenous chemicals and physical and biological factors on biological organisms and their mechanism of action, their harm to the human body and the ecological environment, and provides a scientific basis for determining safety limits and taking prevention and control measures. Since the research purpose of toxicology is to provide a scientific basis for protecting the health or safety of organisms, toxicology belongs to preventive medicine in terms of disciplinary nature, which runs through the idea of prevention first.
Since toxicology has a wide range of research objects, including chemical factors, physical factors, and biological factors, while organisms include humans, animals, and plants, toxicology is related to pharmacology, physiology, pathology, chemistry, biochemistry, and biology; Links with industry, agriculture, economy; Links with forensic science, clinical medicine, ecology and environmental protection; It can be said that it has a connection with the entire future of life on Earth. Therefore, toxicology has a wide range of applications in clinical medicine, pharmacy, environmental protection, zoology, eugenics, occupational labor protection and food hygiene. Therefore, the classification of toxicology is very complex and can be classified from different perspectives, and it is not completely consistent.
In terms of research content, it can be divided into three parts: descriptive toxicology, mechanistic toxicology and management toxicology (also known as regulatory toxicology). According to the standard disciplines, it can be divided into:
Forensic Toxicology, Clinical Toxicology, Management Toxicology or Regulatory Toxicology, Research Toxicology, etc. From applied toxicology, it can be divided into: food toxicology, industrial toxicology, pesticide toxicology, military toxicology, radiation toxicology, environmental toxicology, ecotoxicology and other branches.
From the research objects, it can be divided into: insect toxicology, veterinary toxicology, human toxicology and plant toxicology from the research field can be divided into: drug toxicology, environmental toxicology, food toxicology, industrial toxicology, clinical toxicology, forensic toxicology, analytical toxicology, military toxicology, management toxicology, etc., from the research target organs or systems can be divided into:
Liver toxicology, renal toxicology, neurotoxicology, reproductive toxicology, immunotoxicology, toxicology, blood toxicology, etc., can be divided into cytotoxicology, genetic toxicology, membrane toxicology, biochemical toxicology, and molecular toxicology from the phase or process of poison action: toxicokinetics and toxicokinetics.
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It refers to a scientific specialty that studies the harmful effects and phenomena of exogenous or internal factors such as chemistry, biology, physics, and traditional Chinese medicine on biological systems, and studies the severity, toxicity, frequency and mechanism of chemical substances to living organisms.
Toxicological Definition:
Physics will generally study various substances in professional courses, and will also carry out certain practical operations and quantitative treatment for courses and books on biological reactions or toxic effects, and conduct qualitative and quantitative evaluations at the same time, so as to provide convenient and scientific basis and solutions for determining the safety limits and prevention and control measures of many substances.
Toxicology. What is the study of toxicology:
It mainly includes the description of toxicology, mechanism toxicology and management toxicology, which ordinary people can understand as: I don't know why it is found that the object is damaged to the body or the environment, but I can describe where it is broken, what is the effect of the reaction of the object that causes damage to the body, and how to manage and control the risk of damage to the body or the environment of the experimental subject.
Conduct research and research on objects from these aspects. Therefore, in terms of the nature of the discipline, toxicology actually belongs to preventive medicine, which runs through the idea and concept of prevention first.
Mechanistic toxicology is also a fundamental course in toxicology. The difference between drugs and poisons is only in the difference in dose, so the essence of this major is to study the damage and reaction links of exogenous chemicals on the body.
Toxicology experiments.
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1. Food Toxicology:
A book published by Young Industrial Press in 2007, the author is Liu Ning.
Food Toxicology talks about the principle of food safety evaluation, which is to study the harm of exogenous chemicals that may be contained in food to the health of consumers from the perspective of toxicology, and to inspect and evaluate the safety or safety scope of food, so as to achieve the purpose of ensuring human health.
2. Radiation Toxicology:
His research focuses on the short-term and long-term effects of radionuclides on the body and the mechanism of nuclide injury. Research on the first aid and treatment of contamination within radionuclides and the acceleration of nuclide removal from the body. The metabolic processes of nuclides in the body are the basis of toxicological studies, an important basis for estimating their hazards and medical treatment, and also for the formulation of radioactive substances.
The maximum permissible standard provides a scientific basis.
3. Ecotoxicology:
It is a higher education press.
The book was published in 2009 and the author is Meng Ziqiang. The book is divided into three parts, with a total of thirteen chapters. The basic theories of ecotoxicology are systematically expounded, including the concepts and tasks of ecotoxicology, environmental pollution and ecosystems.
The basic theory, the concept and basic mechanism of toxicological toxicity, the law of bioabsorption and transformation of pollutants, bioaccumulation and different levels of ecotoxicological effects, etc.
4. Environmental Toxicology: Tuan Zen.
It is for environmental science.
Environmental engineering, safety engineering.
Environmental Microbiology, Life Sciences.
It covers most of the contents of environmental toxicology from the molecular to the ecosystem level.
On the basis of clarifying the basis, extended concept, toxicity mechanism and general research ideas of environmental toxicology, typical inorganic pollutants, organic pollutants, biotoxins and pathogenic microorganisms are discussed.
environmental ecological behavior and toxic effects, as well as toxic effects of radiation and ultrasonic pollution.
5. Pesticide Toxicology:
Pesticide Toxicology aims to illustrate that pesticide toxicology is a science about the relationship between pesticides and health. On the basis of closely combining theory and practice, this paper systematically introduces and summarizes the toxicity of pesticides on the body that may be induced by wild or laughing, and the effects of pesticides on the health of the population in the air, water, soil, food, occupation and living environment.
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Toxicology Analysis" is an older book, okay...
Clinical Toxicology'05 book. Not bad.
Casarete's Toxicology" is also a good book. But in English.
Which shadow of the poisonous charm is scrambled by the code. A more popular toxicology book is also worth recommending.
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There is a book called "Toxicology" and "Parasitology" on the pro-medical specialty, which are just relatively boring.
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Toxicology is the science that studies the damaging effects of chemical substances on biological organisms and their mechanism of action from a medical point of view. However, in recent years, the research scope of toxicology has been expanded to include various harmful factors, such as physical factors such as nuclides and microwaves, as well as biological factors, not limited to chemical substances; However, the main research content of classical toxicology is still the biological effect of chemical substances on the body and its mechanism.
Health toxicology is a discipline that studies the effects and mechanisms of human beings on the body damage caused by foreign compounds that may be exposed to swimmers in the process of production and life. It is an important branch of toxicology and the basic discipline of preventive medicine, which provides toxicological theories and research methods for the disciplines of health care, environmental sanitation and food hygiene, and is an important part of preventive medicine.
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1 Pinyin 2 English references.
3 annotation lín chuáng dú lǐ xuéclinical toxicology
clinical toxicology
An earlier developed branch of toxicology.
It mainly studies the clinical manifestations of drugs, pesticides and industrial chemicals and the occurrence and development of starvation, diagnosis and methods, mostly targeting poisoned patients, and also conducts clinical biochemical and physiological methods of overdose contact with people. Sometimes, the Shouliang poison model in animals is also copied to explore the poisoning mechanism and antidote, so as to provide effective prevention and control measures for early diagnosis, first aid and poisoning of poisoning, and provide scientific basis for the prevention and treatment of drug-borne diseases, occupational poisoning and accident poisoning.
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Health toxicology and toxicological foundations are not identical, but they have overlapping parts. The basis of toxicology involves the basic concepts of toxicology, the classification of poisons, the absorption, rock culture, distribution, metabolism and excretion of poisons, and the main focus is on the direct toxic effects of poisons on organisms. Health toxicology, on the other hand, pays more attention to the effects of poisons on human health, including acute and chronic toxicity, carcinogenicity, teratogenicity, mutagenicity, etc.
Therefore, hygienic toxicology is a branch of toxicology, and the chain jujube type pays more attention to the harm of poisons to human health and preventive control measures.
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