teratology is the study of the abnormal formations in animals or plants 14 What

Teratology is the study of the abnormal formations in

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teratology- is the study of the abnormal formations in animals or plants 14.What is cancer? a.Second leading cause of deathb.Normal cell growth no longer occursc.Uncontrolled cell proliferationd.Heredity (predisposition)e.carcinogens 15. According to the book, is ice cream a carcinogen?a.No, it's the components of the ice cream that cause the question of it being a possible carcinogen.i.the pesticide or the hormone that is in the milk 16. What is Toxicology? a.Science of poisons
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PH 4140- Week 1 & 2 – Review Questions for Chap 6 & 7 17.What are the two main functions of toxicology? 18.What is the difference between lethal dose and poison? 19. What is toxicology and what are its basic functions?a.Science of poisons 20.What is poison? 21. What is NTP? a.Complete toxicological-screening data are obtainable for only 7%; for 40%, no data are available b. What is their function?i.Examine the nature of the adverse effects produced by the agentsii.Assess the probability of their occurrence 22.What are the factors affecting a response to a chemical? a.Route of entry/Mode of transmissionb.Received dosec.Duration of exposured.Interaction with other chemicalse.Individual sensitivity 23. What are examples of direct & indirect transmission?a.Direct:i.Injection (e.g., intravenous- blood)ii.Respiratory (i.e., inhalation)iii.Intraperironeal (e.g., liver, stomach)iv.Oral/Ingestion (e.g., kissing, sneezing)v.Dermalvi.Sexualb.Indirect:i.Vehicle-borne (e.g., fomites (objects: clothes or utensils), food/water)ii.Vector-borne (e.g., biological, mechanical, insect)iii.Airborne (e.g., dust, droplets) 24.What is the difference between local and systemic toxicity? 25. What is synergism?
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PH 4140- Week 1 & 2 – Review Questions for Chap 6 & 7
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