- it is an opportunistic pathogen It acts as an opsonin i.e. 1. OSHA Bloodborne Pathogens Quiz 4: The OSHA Bloodborne Pathogens Standard Multiple Choice Identify the choice that best completes the statement or answers the question. They phagocytize any pathogenic bacteria that attempt to infect. neutral, passive Section: 07.04 Cilia, fimbriae, and pili are all examples of structures used by microbes for __________. Consider the leg as two rods joined rigidly together at the knee; the axis for the leg is the hip joint. *Neutrophils and macrophages are the main cells involved in the inflammatory response. Which of the following are most likely to be. A difference between an acute disease and chronic disease is that chronic diseases have an extended period of __________. Question: 33 Which of the following protozoan supergroup - pathogen pairs is incorrect? The relative risk of exposure to bloodborne pathogens is great. IgG antibodies bind to pathogens, activate the compliment and enhance phagocytosis. *The purpose of a vaccination is to prevent an infection by causing active immunity. it coats the surface of the pathogens to make them easily recognizable View the full answer If it were positive, the site of the test would become hardened and red. SOLVED:Pseudomonas aeruginosa is a common pathogen that infects the airways of patients with cystic fibrosis. 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"source@https://openstax.org/details/books/microbiology" ], https://bio.libretexts.org/@app/auth/3/login?returnto=https%3A%2F%2Fbio.libretexts.org%2FBookshelves%2FMicrobiology%2FMicrobiology_(OpenStax)%2F15%253A_Microbial_Mechanisms_of_Pathogenicity%2F15.E%253A_Microbial_Mechanisms_of_Pathogenicity_(Exercises), \( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}}}\) \( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash{#1}}} \)\(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\) \(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( 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Identify the similarities and differences between a lake and a stream. Which of the following viruses lives permanently in the cells and flares up periodically? (f) gel filtration. Saved Help Which of the following statements is correct about the human pathogen Cryptococcus neoformans? interferon. 2 Q One-celled plants and animals are called: unicells. Explain\text{\red{Explain}}Explain Why are hypotheses so important to controlled experiments? Which of the following is not one of the functions of the lymphatic system? It is an injection of serum that contains antibodies. A bacterial infection called lyme disease is spread by what? Section: 07.03, Shaun was in need of a kidney transplant. They release histamine which causes blood vessels to become permeable. red blood cells, macrophages Small parasitic worms that attack specific tissues or organs are known as what? (a) In what way are both of these periods similar? A biological or physical vehicle that carries an agent to a host describes a what? Which of the following is a nonspecific defense against pathogens? 1. Endotoxin is the lipid A component of the LPS of the gram-negative cell envelope. Humoral immunity: The B-cells produce an army of proteins is response to the pathogen. Needlesticks and other sharps-related injuries may expose workers to bloodborne pathogens. The human leg can be compared to a physical pendulum, with a "natural" swinging period at which walking is easiest. There is currently no vaccination available for Hepatitis B. Undifferentiated B-cells remain as memory cells. Section: 07.05, Which of the following is not an autoimmune disease? 36. She suspects that the bacteriums fimbriae are a virulence factor. False, False Blood is the only bodily fluid that can carry pathogens. Approximately how many people in New Mexico are infected with the HIV and/or AIDS? 5. Symptoms: nausea and migraine. rheumatoid arthritis *When an injury is not serious, the inflammatory response is short-lived and the healing process will quickly return the affected area to the normal state. [8QRP{i?P-%?`ReX}:Tgx (a) How are these toxins similar? D Yeast infections, What pathogen causes diseases that are often spread through contaminated water? One of the most important steps I can take to prevent exposure to bloodborn pathogens is to be mindful of my surroundings at all times in the clinical setting. It is composed mostly of protein, has high toxicity, and is not heat stable. c. employers must have written airborne pathogen exposure control plans I'm workspace. budding yeast with an elaborate capsule Cryptococcus neoformans causes a systemic infection primarily involving the lungs and central . In an employer's exposure control plan, s/he is required to include a category called 'exposure determination'. IgG answer choices Virus Bacteria Fungi Parasite/Protist They are all alive Question 2 10 seconds Q. does Chronic fatigue syndrome have a cure? Section: 07.02, Which of the following is not a sign of inflammation? (b) liquid partition. True or false: Which of the following would be a virulence factor of a pathogen? During an oral surgery, the surgeon nicked the patients gum with a sharp instrument. Which pathogen needs a host cell to reproduce? *Allergic responses are hypersensitivities (greater sensitivities). Which of the following best describes the innate nonspecific immune system? Experts are tested by Chegg as specialists in their subject area. We]D!DTJewEj(dd.v,"t?huBwh7Vr5qjazNlAZO;8?&EToAb#xBxjzl?ch"x\}CAASM{Pj\^ViATinfMi\k+>!aOi/_gw]6/U)M~+ 8c Zj-L*c. 28. Which of the following are small cell masses where protective cells are stored? A person or population that comes in contact with a pathogen. produces T and B cells. Bacteria in a biofilm are coated in EPS and, therefore, are not easily treated with antibiotics. False 2. Section: 07.05, An allergic response is an over reaction of the immune system. normal flora (bacteria mostly), neutrophils and macrophages List the types of substances to which each of the following chromatographic methods is most applicable: The hallmark symptoms of meningitis include all of the following except? They are both forms of active immunity. A microbiologist has identified a new gram-negative pathogen that causes liver disease in rats. - B cells - antibodies - T-Cells - inflammation 2 See answers Advertisement Some helminths are so large that the immune system is ineffective against them. B Measles During which stage of the infection process is an individual highly contagious? 4 0 obj A healthcare worker not washing his/her hands. One set of the body's defenses are called "innate." 83209Bi{ }_{83}^{209} \mathrm{Bi}83209Bi or 96242Cm{ }_{96}^{242} \mathrm{Cm}96242Cm. Some have glycans on their surface which the immune system fails to recognize. Study with Quizlet and memorize flashcards containing terms like Bloodborne diseases are most commonly spread through mother-to-child transmission, unprotected sex, and:, Which of the following describes proper use of PPE to safeguard against exposure to bloodborne pathogens?, If you are exposed to a bloodborne pathogen while at work, your employer must offer you post-exposure evaluation and . Section: 07.03, In antibody-mediated immunity where does the antigen first bind? B red blood cells. 7. Add back the fimbriae gene (on a plasmid) into the mutant to construct a complemented strain. 34. IgA, IgM Since fungal infections are of a certain type of microorganism, areas o fhte that can be infected include all but which of the following? Exoenzymes are classified according to the macromolecule they target and exotoxins are classified based on their mechanism of action. A) alveolar macrophage - lungs B) microglial cells - brain Bloodborne Pathogens Answer Key 1. - virulence by inducing host cells to self destruct Suppose X is Poisson distributed with parameter =2.\lambda=2.=2. They are both forms of an immune deficiency. passive There is currently no vaccination available for Hepatitis B. PCR Section: 07.03, Which of the following is in the correct order in the formation of antibodies? 30. The tiniest and toughest pathogens are what? *The Mantoux skin test uses the delayed allergic response to indicate exposure to tuberculosis. Viruses are treated with antibiotics. An employee, who has an occupational exposure potential with blood or OPIM, does not need to notify their supervisor as to the existence of an open sore. Under these conditions, which antibody levels would be higher than normal? *The acquired defense system will also recognize cancer cells with abnormal membrane proteins and destroy them. You have recently identified a new toxin. Needlesticks and other sharps-related injuries may expose workers to bloodborne pathogens. Section: 07.02, In SCID, antibodies are missing but T cells function normally. OSHA Bloodborne Pathogens Quiz 1: Microorganisms & the Chain of Infection Multiple Choice Identify the choice that best completes the statement or answers the question. 2. 2 0 obj Section: 07.03, In ______ immunity the individual produces antibodies against particular pathogens while in ______ immunity the individual is given specific antibodies against a pathogen. A 150 g copper bowl contains 220 g of water, both at 20.0^\circC. B. Which of the following statements about the treatment of viruses is not true? C. It is an example of an adhesin. 33. OSHA mandates that all employers are required to develop an Exposure Plan outlining what steps are to be taken to prevent exposure to bloodborne pathogens. 2. Science; Biology; Biology questions and answers; Which of the following is the best storage solution for transporting a sputum sample containing a potential pathogen? immediate allergic (a) The patient exhibits the signs and symptoms of the disease in both of these periods. Which of the following is not required as part of an organization's exposure control plan? As a mountain erodes, sediment can accumulate in a nearby _____. What do "having the measles" and being vaccinated against the measles have in common? Tuberculosis, rheumatic fever *IgE antibody levels rise in an parasite infection and would therefore be higher than normal. The body's immune system will react the same was as it did during the first exposure. The lymphatic system will play a role in defending the body against pathogens and maintaining a state of homeostasis. in putting on ppe, the first article to put on is the which of the following is not OSHA standard? IgD 35. *The antigen first binds to the B-cell receptor (BCR) to activate antibody-mediated immunity. Organisms that carry and pass on the pathogen without getting the disease, some types of escherichia coli are normal flora of the, the most important way to stop the spread of infection is through. When the immune system fails to recognize its own body tissue and begins to attack it, it is known as what? A Strep throat D. Giardia. Leishmania (Leishmaniasis). C. degrade nucleic acid to promote spread of pathogen acid pH of stomach phagocytosis ______________ include cells from humans, animals, plants, protozoa, fungi, and most algae. C Yeast infection a form of immune deficiency, anything the immune system recognizes as foreign to the body B. Cryptococcus *Cytotoxic T cells contain perforin molecules that punch holes in the plasma membranes of potential pathogens. Determine the free-vibration response of the triple pendulum shown in given figure for li=l(i=1,2,3)l_i=l(i=1,2,3)li=l(i=1,2,3) and mi=m(i=1,2,3)m_i=m(i=1,2,3)mi=m(i=1,2,3) for the initial conditions 1(0)=2(0)=0\theta_1(0)=\theta_2(0)=01(0)=2(0)=0, 3(0)=30,i(0)=0(i=1,2,3)\theta_3(0)=\theta_{30}, \dot{\theta}_i(0)=0(i=1,2,3)3(0)=30,i(0)=0(i=1,2,3). A. Candida It is produced by a gram-negative bacterium. MHC <> Section: 07.03, What two sites are involved in the production and maturation of T lymphocytes? Ability to damage the host The characteristics of a pathogen that determine its virulence include which of the following? In July 2015, a report1 was released indicating the gram-negative bacterium Pseudomonas aeruginosa was found on hospital sinks 10 years after the initial outbreak in a neonatal intensive care unit. Which of the following is an example of a noncommunicable infectious disease? <> ", "The use of gloves does not eliminate the need for proper and regular hand washing. to avoid eating a high concentration of mercury, which food should you select, soybeans watered with water from the river, which of the following approaches could help reduce the risk of malaria in a city without introducing new risks to human populations, search for and remove items that could hold accumulated water. Which of the following is not considered an administrative control to prevent or minimize BBP exposure? False 3. Laws against___ have been challenged in court on the grounds that they violate one's constitutional rights. Explain how the current discovery of the presence of this reported P. aeruginosa could lead to a recurrence of nosocomial disease. Eukaryotes Phagocytes are both mobile and found in fixed locations throughout the body. Which of the following individuals introduced the terms "aerobes" and "anaerobes"? pneumonia Something about names of all department personnel. P. aeruginosa usually causes localized ear and eye infections but can cause pneumonia or septicemia in vulnerable individuals like newborn babies. Section: 07.05, Cytokines are signaling molecules produced by T lymphocytes. Since some bacteria in a biofilm are not actively growing (or are in exponential, or log, phase), they would not be affected by antibiotics. Signs: fever Study with Quizlet and memorize flashcards containing terms like pathogens are one of the major sources of environmental risks. B Measles memory cell Brian goes to the hospital after not feeling well for a week. *Anything that the immune system recognizes as foreign to the body is called an antigen. True perforin, perforin True (proficiency; vagrancy). Uploaded By AndreaM8. Phospholipases are enzymes that do which of the following? Which of the following is an example of a noncommunicable infectious disease?
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