Exam (elaborations)
DAYDIF ASU MIC 205 EXAM 3 2025 LATEST STUDYGUIDE QUESTIONS AND 100% CORRECT ANSWERS
- Course
- Institution
DAYDIF ASU MIC 205 EXAM 3 2025 LATEST STUDYGUIDE QUESTIONS AND 100% CORRECT ANSWERS
[Show more]
Content preview
DAYDIF ASU MIC 205 EXAM 3 2025LATEST STUDYGUIDE QUESTIONS AND
100% CORRECT ANSWERS
Sulfa drugs Correct Answer inhibit metabolic pathways
used for biosynthesis of DNA and RNA nulceotides
Broad spectrum drugs Correct Answer may allow for
secondary or superinfections to develop (killing of normal
flora reduces microbial antagonism)
External Infections: Correct Answer topical(local)- direct
application of creams and pastes to the skin
Internal Infections: Correct Answer Oral-simple, but
patients struggle following directions
Intramuscular- direct injection into muscle tissue
Intravenous- direct administration into blood stream via
needle/catheter; achieves highest levels of drug in body in
shortest amount of time
Toxicity Correct Answer kidneys, liver, nerves
Tetracylcine Correct Answer froms calcium complexes
that damage teeth and bones
allergies Correct Answer rare, but can be life threatening
,Disruption of normal flora Correct Answer yeast infections:
overgrowth of Candida albicans in the vagina or mouth
Pseudomembranous colitis: overgrowth of Clastridium
difficile in colon due to clindamycin and cepahlosporin
antibiotics
Development of Resistant Organisms Correct Answer
bacteria acquire drug resistance in two way; spontaneous
mutations of chromosomal genes/ acquisition of antibiotic
resistance plasmids via transformation, transduction, and
conjugation
Bacterial Resistance Mechanisms Correct Answer
production of an enzyme that inactivates or destroys an
antibiotic, ability to produce beta lactamase enzyme,
prevention of drug entry, alteration of the drugs receptor,
alteration of the cells metabolic chemistry, proteins that
pump drugs out of the cell
High concentration of drug maintained in patient for long
enough time to kill all sensitive cells and inhibit others long
enough for the immune system to destroy them Correct
Answer Methods for retarding resistance
Use antimicrobial agents in combination(synergism)
Correct Answer methods for retarding resistance
limit use of antimicrobials to necessary cases Correct
Answer methods for retarding resistance
, development of new variations Correct Answer methods
for retarding resistance
Transient Microbiota Correct Answer remain in the body
for only hours to months before disappearing; cannot
persist in the body due to competition, body defenses,
chemical/physical changes
Opportunistic Pathogens Correct Answer normal flora that
can cause disease under certain circumstances
conditions that provide opportunities for pathogens Correct
Answer immune suppression; changes in the normal flora
(changes in relative abundance); introduction of normal
flora into unusual site in the body
chain of infection Correct Answer causative agents;
susceptible host; mode of transmission; portal of entry;
reservoir; portal of exit
contamination Correct Answer mere presence of microbes
in/on the body
infection Correct Answer results when pathogen has
evaded external defenses, multiplied, and become
established in host organism
Mode of transmission- Contact Correct Answer
physical/indirect with people or items
handshaking, sex, kissing
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller TUTORWAC. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $20.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
82388 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now