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Why isnt one antimicrobial agent equally effective against all three bacteria?
Different bacteria have unique structures, metabolic pathways, and resistance mechanisms. An antimicrobial agent may target a specific bacterial structure or pathway, making it effective against a certain type of bacteria but not others. In addition, bacteria evolve and acquire resistance to antimicrobial agents through various mechanisms, further reducing their effectiveness against certain bacteria.
What substance is the least effective antimicrobial agent?
Silver, while having some antimicrobial properties, is generally less effective than other common antimicrobial agents like alcohol, bleach, or hydrogen peroxide. Its effectiveness can vary depending on the form and concentration used.
Why do you need antimicrobial agents?
Antimicrobial agents are used to fight bacteria, viruses, fungi, and parasites that can cause infections and diseases. They help to prevent the spread of harmful microorganisms, control infections, and treat various medical conditions. Additionally, antimicrobial agents are important in healthcare settings to reduce the risk of healthcare-associated infections.
Why do antimicrobial agents active against mycobacteria have to be administered for months or years?
because mycobacteria reproduce very slowly
What is the best known and widely used antimicrobial agents?
Antibiotics
What are the 4 basic methods in which antimicrobial agents work?
Antimicrobial agents work on bacteria by stopping growth of the, cell wall, cell membrane, protein and changing the protein function. Taking antimicrobial medicine, sterilization-using heat, radiation, disinfectants or antiseptics can do this.
Which microorganism is least resistant to antimicrobial agents?
Prions are considered the least resistant microorganisms to antimicrobial agents because they lack the structures targeted by most antibiotics or disinfectants. Prions are composed mainly of misfolded proteins and are not easily killed by standard antimicrobial treatments.
Is chlorhexidine bactericide or bacteriostatic agent?
Bactericidal antimicrobial agents kill the microbe, whereas bactericidal agents inhibit the growth of the microbe. Chloehexidine is an agent that kills bacteria, thus, it is considered a bactericidal antimicrobial agent.
What are microbial agents?
Antimicrobial agents are compounds that inhibit or kill microbes or microorganims, e.g bacteria and fungi. Antimicrobial agents can be chemicals or biological in compostion. Chemical based antimicrobial agents are antibiotics where are biological based are antimicrobial peptides. Antimicrobial agents inhibit or kill microbes by breaking there cell wall or inhibiting some metabolism or bind to DNA and prevent the replication, thus stopping the multiplication of the microbes in the body
What is the action of urinary antimicrobial agents?
They have an antiseptic effect on the urine and the urinary tract.
What is the easiest to treat with antimicrobial agents?
Bacterial infections are generally the easiest to treat with antimicrobial agents because there are a wide variety of antibiotics available that specifically target bacteria. Most bacterial infections respond well to antimicrobial treatment when the appropriate antibiotic is chosen based on the specific bacteria causing the infection.
What is the most limited group of antimicrobial agents?
Antiviral agents are the most limited group of antimicrobial agents compared to antibacterial and antifungal agents. This is because viruses are intracellular parasites and more challenging to target without causing harm to host cells. There are fewer antiviral agents available, and they are often more specific in their mechanisms of action.
