Triclosan is one of the most widely used antimicrobialagents in household products. It is:(a) A detergent(b) A phenolbased compound(c) An oxidizing agent(d) A halogen(e) An alkylating agent
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Triclosan is one of the most widely used antimicrobial
agents in household products. It is:
(a) A detergent
(b) A phenolbased compound
(c) An oxidizing agent
(d) A halogen
(e) An alkylating agent
Step by step
Solved in 2 steps
- Which of the following is not a property of an antimicrobialagent?(a) Must have a favorable chemotherapeutic index(b) Must be selectively toxic(c) Must be effective against viral diseases(d) Must have a known concentration over a period oftime required to eliminate a pathogen(e) b and cScott test is one of the methods used for screening for Cocaine in Forensic Chemistry. The multi step method consists of a) reacting the sample drug with cobaltous thiocyanate (Co(SCN)2) b) dissolving of the formed precipitate by adding HCl and c) extraction of coordination compound with Chloroform d) measurement of absorbance of extracted coordination compound at 627 nm What is the type of chemical equilibria involved in first step of the method? a.Solubility Product equilibria b.Bronsted Lowry acid – Bronsted Lowry base equilibria c.Complex ion formation d.Coordination compound formation7) Which one of the below given properties belongs to ceramic based biomaterials ? a) Easier to shape at any temperature b) May contain organic material portions c) Do not react with the biological enviroment d) Low compressive strength 8) Sort the below given properties for Natural and Synthetic Polymers Can tailor physical, chemical, mechanical and degradative properties Low mechanical properties Non-assurance of pathogen removal Easily mass produced and sterilized
- Your patient requires pre-operative, local anesthetic and has been prescribed 0.16 g of chloroprocaine im STAT. Use the chloroprocaine hydrochloride label to answer the following questions. Show all calculations. a) What volume of chloroprocaine HCl will you administer at each dose? (4 marks) b) Validate your answer. (2 marks) c) Which company manufactures this drug? (1 mark) d) What is the prescribed route of administration? (1 mark)Heat-sensitive materials (rubber and plastic) and bulkymaterials (mattresses) can be sterilized using:(a) Dry heat(b) Autoclaving(c) UV radiation(d) Gaseous ethylene oxide(e) None of theseFrom the SDS for 4-nitrobenzaldehyde, what does the Hazard Code H317 refer to? 1) Skin sensitisation (Category 1) 2) Explosive; mass explosive hazard 3) Contains gas under pressure; may explode if heated O 4) May cause drowsiness or dizziness
- Margarines made from plants oils are healthier ,since they are hydrogenated. A) TRUE B)FALSEThe authors have used a chiral HPLC column (separating phase) to analyze compounds 4 and 5. Briefly describe a) the way a chiral HPLC column works to separate natural products of the Actinopyrone family and b) briefly comment on the general applicability of chiral HPLC columns in natural products research.Drying is an effective antimicrobial strategy because:(a) It oxidizes cellular macromolecules(b) It limits the amount of water available to microbes(c) It increases susceptibility to UV irradiation(d) It triggers the thermal death point
- Which statement among A-D is false regarding physical and chemical agents of control? A) O Effective killing of bacteria via irradiation with UV light would likely take longer than if irradiated with gamma rays or x-rays. B) O Detergent-type disinfectants exert their effect by solubilizing membranes. C) O Antiseptics are generally not as strongly concentrated as disinfectants D) O Sterilization and pasteurization are equivalent processes.Tylenol 3 with Codeine is an example drug. of a A) Schedule || B) Schedule II C) Schedule IV D) Schedule Vcategorize the following into reversible or irreversible (competitive or non-competitive) inhibitors. No explanation is required, just list the name of the inhibitor. a) Penicillin b) Cyanide c) Aspirin d) Tipranavir