Which of the following is NOT true of bacterial endotoxin? 1. None of the other four answers (All are true of bacterial endotoxin) 2. Can cause life-threatening drop in blood pressure (shock) 3. Composed of proteins produced by bacteria and released into surrounding environment 4. Composed of lipid A, a component of the gram-negative bacterial outer membrane 5. Stimulates macrophages to produce a substance (TNF) that damages capillaries

Which of the following is NOT true of bacterial endotoxin? 1. None of the other four answers (All are true of bacterial endotoxin) 2. Can cause life-threatening drop in blood pressure (shock) 3. Composed of proteins produced by bacteria and released into surrounding environment 4. Composed of lipid A, a component of the gram-negative bacterial outer membrane 5. Stimulates macrophages to produce a substance (TNF) that damages capillaries

Comprehensive Medical Assisting: Administrative and Clinical Competencies (MindTap Course List)

6th Edition

ISBN:9781305964792

Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy Correa

Publisher:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy Correa

Chapter21: Infection Control And Medical Asepsis

Section: Chapter Questions

Problem 6CR

See similar textbooks

Similar questions

Which of the following is NOT true of bacterial exotoxins? 1. Important in the pathogenesis of many human diseases 2. Their toxic effect can be systemic, affecting cells distant from the primary site of infection 3. None of the other four answers (All are true of bacterial exotoxins) 4. Different exotoxins may affect different types of cells (e.g., nerves, gastrointestinal mucosa) 5. Some exotoxins have two components, A (active) and B (binding)
Which of the following is NOT true about human plague (Yersinia pestis infection)? Which option is the answer? 1. None of the other four answers (All are true about human plague) 2. Infected fleas’ gastrointestinal tract is blocked by Y. pestis growth, causing them to regurgitate and infect a new host when they bite 3. Painful swollen lymph nodes are called “buboes” 4. Usually acquired in the US from bites of fleas that have fed on infected urban rats 5. Yersinia pestis infection of lymph nodes can sometimes spread to the lungs, causing secondary pneumonic plague
(b) List TWO (2) types of common food hazards. Describe the properties of bacteria endotoxin based on the following component; (i) (ii) (iii) Stability Antigenicity Toxicity
The parents of a 3-day-old male neonate are concerned by their child's condition. The child is irritable, has fever and blisters over most of his body, and peeling skin as seen in the attached image. Which of the following virulence factors produced by the most likely causal agent is responsible for this condition? Answers A - E A Alpha-Toxin B Beta hemolysin C Exfoliative toxin D Pyrogenic exotoxin E Toxic shock syndrome toxin O Question #6 attachment O .0
A rash shaped like a bull’s eye and flu-like symptoms, of the following, which is NOT true of the disease that this person is likely to have? Group of answer choices A) This person got this disease by being bitten by a mosquito B) The patient is probably infected with the spirochete Borrella burgdorferi C) Antibiotic therapy can cure this condition D) Without treatment this disease can lead to arthritic complications, nerve, and heart damage
Different strains of Streptococcus pyogenes have different virulence factors, giving these microbes much versatility. Virulence factors include which of the following? Choose one or more: A.A capsule that, when thick, will help the organism avoid phagocytosis by macrophages B.A cell wall containing lipoteichoic acid, thought to facilitate adherence to pharyngeal epithelial cells C.Enzymes that lyse blood cells (streptolysins) D.The production of several endotoxins called streptococcal pyogenic endotoxins (SPEs)
Which of the following is NOT true about tetanus? OOOOO Preventable by a toxoid vaccine against tetanus exotoxin Caused by an anaerobic bacterium growing in a wound None of the other four answers (All are true about tetanus) Bacteria remain in the primary site of infection and do not invade the nervous system Tetanus exotoxin causes flaccid (limp) paralysis of muscles throughout the body
Describe the differences in bacterial endotoxin and bacterial exotoxins with respect to mode of action, signs and symptoms, and body’s response to these toxins. What would you say is the logical reason bacteria make toxins?
Staphylococcus aureus has five types of toxins that help out with its virulence. They are enterotoxin, exofoliative toxin, toxic shock syndrome toxin, leukocidin and hemolysins. Please choose 3. Explain the damage they specifically can cause and how this is beneficial to the bacteria.
Which of the following is NOT true about tetanus? Caused by an anaerobic bacterium growing in a wound Preventable by a toxoid vaccine against tetanus exotoxin Tetanus exotoxin causes flaccid (limp) paralysis of muscles throughout the body None of the other four answers (All are true about tetanus) Bacteria remain in the primary site of infection and do not invade the nervous system
Which ONE of the following best describes cephalexin? Select one: A. The bacterial target is located on the internal side of the cytoplasmic membrane B. An agent suitable for community use C. Resistance readily occurs via drug efflux in Gram-positive bacteria D. A parenteral penicillin E. An agent capable of disrupting bacterial membranes
Which of these statements about tetanus is true?a) It can start from a bee sting.b) Immunization is carried out using tiny doses of killed C. tetani.c) Those who recover from the disease are immune for life.d) Tetanus immune globulin does not prevent the disease.e) It is easy to avoid exposure to spores of the causative organism.