Normal flora organism Study guides, Class notes & Summaries

Chain of Infection - ANSWER-1)Infectious agent= organism with ability to cause disease; greater virulence, invasiveness, and pathogenicity => increased odds of infection 2) Reservoir: place where microbes can persist and reproduce 3) Portal of Exit: way for microbe to leave the reservoir 4) Mode of transmission: method of microbe transfer from one place to another 5) Portal of entry: opening that allows microbe to enter host 6) Susceptible host: Lacks immunity or physical resistance to p...

Complete Test Bank The Human Body in Health and Illness 7th Edition by Barbara Herlihy Chapter 01: Introduction to the Human Body Herlihy: The Human Body in Health and Illness, 7th Edition MULTIPLE CHOICE 1. What is the branch of science that studies how the body functions? a. Anatomy b. Histology c. Pathology d. Physiology ANS: D 2. Which word comes from the Greek word meaning “to dissect”? a. Anatomy b. Histology c. Pathology d. Physiology ANS: A 3. Which of the follow...

Adult Health Test Bank MULTIPLE CHOICE 1. The nurse reviews the health record of a client with melasma. The nurse would anticipate that this client will exhibit: 1. Skin that is uniformly dark in color 2. Very pale skin with little pigmentation 3. Patches of skin that have loss of pigmentation 4. Blotchy brown macules across the cheeks and forehead ANS: 4 Rationale: Melasma is a condition caused by hormonal influences on melanin production and is noted by the appearance of blotchy bro...

Koch's postulate 1 correct answers the organism must be found in all animals suffering from the disease but not in healthy animals Koch's postulate 2 correct answers the organism must be isolated from a diseased animal and grown in pure culture Koch's postulate 3 correct answers the cultured organism must cause disease when introduced into a healthy laboratory animal Koch's postulate 4 correct answers the organism must be re-isolated (re-cultured) from the experimentally infected an...

URT normal biota - ️️lots of normal biota, particularly in the mouth -viridans strep -nonhemolytic strep -anaerobes -CoNS -diphtheroids -micrococcus -candida (yeast) LRT normal biota - ️️there is no actual normal biota present -sputum is a common sample that is used, and has to pass through the mouth where it will become contaminated with normal biota -something is only considered a pathogen if it is in greater concentration than a normal biota organism respiratory tract def...

BSN 266 HESI Med Surg Exam (New 2023/ 2024 Update) Questions and Verified Answers|100% Correct| Graded A- Nightingale QUESTION The nurse is preparing a client for orthopedic surgery on the left leg and completing a safety checklist before transport to the operating room. Which items should the nurse remove from the client? (Select all that apply.) Select all that apply A. Nail polish. B. Hearing aid. C. Wedding band. D. Left leg brace. E. Contact lenses. F. Partial dentures. ...

Antibiotics Correct Answer special kind of chemotherapeutic agent which are a metabolic product of one organism that inhibits the growth of, or kills, another organism ANTIBIOTICS HAVE NO AFFECT ON VIRUSES What are antibiotics typically derived from? Correct Answer molds or bacteria Paul Ehrlich Correct Answer originally proposed the principle of antibiotics and selective toxicity Discovery of Antibiotics Correct Answer Alexander Fleming - discovered penicillin while working with ...

Define: Minimum inhibitory concentration The minimum concentration of an antibiotic that inhibits growth of an organism for 24 hours. What is a broad spectrum antibiotic? Narrow spectrum? Broad = affects both GP and GN organisms. Narrow spectrum = only GP or GN, not both. What is the DOC for streptococcus? Penicillin family What kind of bacteria is strep. Pygogenes? GP, coccus, common pathogen for "strep throat" and cellulitis. What is group B strep? Strep. Aga...

NURS 170 Pharmacology Test 4 QUESTIONS & ANSWERS Galen College (New 2022/2023) Pharmacology test 4 Question 1 1 / 1 pts The nurse is caring for a patient who has recurrent wound infections. The patient’s current infection is not responding to an antibiotic that has been used successfully several times in the past. The nurse understands that this is most likely due to: Correct! acquired bacterial resistance. cross-resistance. i...

Suspected Case - shows symptoms consistent w/ outbreaks Probable Case - symptoms consistent w/ definition Prevalence - number of cases of a disease that is always in an area prevelance rate= total cases/ population Incidence - number of new cases/number of people at risk of the disease Kochs Postulates - 1. The suspected organism should be present in all cases of the disease and absent from healthy animals 2. The suspected organism should be grown in pure culture 3. Cells from ...