理化因素（The physical and chemical factors）.doc

理化因素（The physical and chemical factors） A, B, C, D, and E are listed below for each of the following questions. Please select one of the best answers and black out the boxes corresponding to the corresponding inscription on the answer sheet. He was 30 years old and was admitted to a coma. Check body: shallow coma, breath of garlic, pupil narrowing, skin sweat, two lungs full of wet. For a clear diagnosis, the preferred test item is A. Determination of haemoglobin hemoglobin in blood B. determination of the urine ketone body C. Determination of blood cholinesterase activity D. Routine examination of cerebrospinal fluid E. Analysis of excreta toxicology Your answer: C The determination of total blood cholinesterase activity was a specific indicator for the diagnosis of organophosphorus pesticide poisoning, and also an important criterion for determining the degree of intoxication, which was below 70% of the normal value when intoxicated. 2. What kind of poison is enhanced by liver metabolism A. zinc phosphide B. cyanide aspirin D. parathion nitrite Your answer: D Solution: after being absorbed by the body, the poison is distributed throughout the body through the blood, which is mainly metabolized by oxidation, reduction, hydrolysis or combination of the liver. Most toxic substances are reduced after metabolism, which is the process of detoxification. However, there are also a few toxic substances that have been increased after metabolism, such as oxidation of phosphorus to become much more toxic to oxygen phosphorus. 3. The commonly used drugs used to rescue organophosphorus pesticide poisoning are A. Phosphorus removal and diuretics B. atropine and mannitol C. atropine and nova D. Atropine and iodide E. iodine dephosphorization and neostigmine Your answer: D The main special effects of the use of the special effects of pesticide poisoning are atropine and phosphorus removal. Atropine can relieve the symptoms of toadstool and antagonistic respiratory central inhibiti