Which of the following are disinfectants?
These include alcohols, chlorine and chlorine compounds, formaldehyde, glutaraldehyde, ortho-phthalaldehyde, hydrogen peroxide, iodophors, peracetic acid, phenolics, and quaternary ammonium compounds.
What is true disinfection?
Disinfection describes a process that eliminates many or all pathogenic microorganisms, except bacterial spores, on inanimate objects (Tables 1 and 2). In health-care settings, objects usually are disinfected by liquid chemicals or wet pasteurization.
Which of the following is the best definition of disinfectant?
Disinfectant: usually a chemical agent (but sometimes a physical agent) that destroys disease-causing pathogens or other harmful microorganisms but might not eliminate bacterial spores. It refers to substances applied to inanimate objects.
What is disinfectant quizlet?
Disinfectant definition. Kills or inhibits growth of microorganisms on inanimate objects. Antiseptic definition. kills or inhibits growth of microorganisms on living tissue.
What is true of phenolic disinfectants?
Phenolic compounds used as antiseptics or disinfectants include pure phenol and substitution products with halogens and alkyl groups. They act to denature and coagulate proteins and are general protoplasmic poisons. Phenol (carbolic acid) is one of the oldest antiseptic agents.
What is an example of disinfection?
Disinfecting uses chemicals (disinfectants) to eliminate germs on surfaces and objects. Some common disinfectants are bleach and alcohol solutions. … You might be mopping a floor using a mop, a chemical, and water.
Which of the following is an example of a disinfectant quizlet?
Which of the following is an example of disinfection? the answer is C. cleaning a shower chair with a chemical cleaner because you after cleaning with a chemical cleaner aka a disinfectant.
Which disinfectant is most effective quizlet?
Glutaraldehyde is considered one of the most effective disinfectants for hospital use.
What are key factors for choosing a disinfectant quizlet?
Rationale: When selecting disinfectants or cleaning products, factors to consider include ease of use, efficacy, acceptability, safety, and cost.
What would you use a disinfectant on quizlet?
Disinfectants sterilize surfaces, medical equipment and other man-made objects. Reduce the number of microbes to a safe level.
Which disinfectant belongs to the halogen halide class?
The middle halogens—chlorine, bromine, and iodine—are often used as disinfectants. Organobromides are the most important class of flame retardants, while elemental halogens are dangerous and can be lethally toxic.
Which of the following compounds are commonly used as gaseous sterilants or disinfectants quizlet?
Ethylene oxide, propylene oxide and BLANK dioxide are commonly used as gaseous sterilants or disinfectants. BLANK is an aqueous solution of formaldehyde gas that is used as a potent chemical fixative and microbicide.
What really characterizes disinfectants quizlet?
A disinfectant is a chemical used to eliminate or prevent growth of microorganisms on an INANIMATE OBJECT.
What must be considered and how is a disinfectant used correctly?
In order for the disinfectant to actually work and begin “killing” pathogens on the table, it must dwell on the table for about 10 minutes without drying. This means the worker should have sprayed a few tables with the disinfectant and then returned to the first one to wipe it clean.
Which of the following is most resistant to disinfectants?
7-9 The most resistant to disinfectants are believed to be the prions,” followed by coccidia, with bacterial spores and mycobacteria being the most resistant types of bacteria (Fig. l). r* Gram-negative bacteria are generally more resistant than Gram-positive cocci such as sta- phylococci and enterococci.
How do antiseptics and disinfectants differ?
Disinfectants are used to eliminate germs on nonliving surfaces. Antiseptics eliminate microorganisms on your skin.
How are antiseptics and disinfectants different quizlet?
An antiseptic is used to remove or eliminate microorganisms on tissue, whereas a disinfectant is used to remove or eliminate microorganisms on inanimate objects. … An antiseptic is used to remove or eliminate microorganisms on tissue, whereas a disinfectant is used to remove or eliminate microorganisms on inanimate objects.
Which of the following best explains the difference between disinfectant and antiseptic?
Disinfectants eliminate pathogens, while antiseptics eliminate all microorganisms. Disinfectants eliminate all microorganisms, antiseptics eliminate only pathogens. Disinfectants are used on inanimate objects, antiseptics are used on living tissue. … The pH may alter the interaction between the disinfectant and the microbe.
How does a disinfectant work?
Disinfectants work by destroying the cell wall of microbes or interfering with their metabolism. … Disinfectants eliminate more germs than sanitizers. Disinfectants are frequently used in hospitals, dental surgeries, kitchens, and bathrooms to eliminate infectious organisms.
What is disinfectant in microbiology?
Disinfectants are antimicrobial agents that are applied to non-living objects to destroy microorganisms. The process of killing the microbes is called disinfection. It may be defined as “cleaning of an article of some or all of the pathogenic organisms that cause infection”.
What are the 2 types of disinfectants?
Disinfectants can be split into two broad groups, oxidizing and nonoxidizing. Oxidizing disinfectants include the halogens, chlorine, iodine, bromine, and chlorine dioxide, and oxygen-releasing materials such as peracetic acid and hydrogen peroxide.