passive Of the three options listed, which is the preferred method to protect employees from exposure to blood or OPIM? a. Signs: fever IgD antibodies signify the readiness of the B cells. 100% (2 ratings) 8) e) Mannose-binding lectin because this protein plays a very crucial role in the activation of the complementation pathway called the lectin pathway. A) Anton van Leeuwenhoek B) Louis Pasteur C) Robert Koch . True (b) liquid partition. It is characterized by redness, swelling, and pain. antiviral drugs can completely eradicate viral infections. they work very, very quickly. neutrophils and macrophages Needlesticks and other sharps-related injuries may expose workers to bloodborne pathogens. A. hemolysin Bloodborne pathogens are: -Viruses and bacteria -micro-organisms -Carried in the blood -Transmitted by other potentially infectious materials Which of the following is NOT considered a bloodborne pathogen? A very hot 300 g copper cylinder is dropped into the water, causing the water to boil, with 5.00 g being converted to steam. they act indiscriminately against all pathogens. c. employers must have written airborne pathogen exposure control plans I'm workspace. All of the following are effective strategies for preventing the common cold, except? Which of the following is a common and serious foodborne pathogen? IgG - cross blood placenta barrier An infection is an invasion by pathogens that reproduce, multiply, and cause disease. Suppose X is Poisson distributed with parameter =2.\lambda=2.=2. Apply. D. fimbriae, 14. These pathogens include, but are not limited to, hepatitis B (HBV), hepatitis C (HCV) and human immunodeficiency virus (HIV). Julio wants to cook chicken and bake a pie made with eggs and milk for his roommates. Rheumatoid arthritis is associated with chronically inflamed joints. 8. Which of the following is the correct definition of the term Nosocomial Infection? IgD Diseases that involve biofilm-producing bacteria are of serious concern. Which of the following must a pathogen possess in order for it to be successful at causing infectious disease? Which period is the stage of disease during which the patient begins to present general signs and symptoms? passive, active Universal precautions Treating all human materials as if to be infected with bloodborne pathogens is called a. False, True In what way are lymphatic vessels unlike veins in the cardiovascular system? The larval form of Schistosoma mansoni uses a __________ to help it gain entry through intact skin. histamine This category is best described by which of the following? Antigenic __________ is the result of reassortment of genes responsible for the production of influenza virus spike proteins between different virus particles while in the same host, whereas antigenic __________ is the result of point mutations in the spike proteins. *The Mantoux skin test uses the delayed allergic response to indicate exposure to tuberculosis. Acupuncture is a form of alternative medicine that is used for pain relief. which biological agent is not considered by terrorist for the mass destruction of people? A Mononucleosis True or False: Breast milk is considered a possible transmission source of bloodborne pathogens. How can normal flora be a barrier to entry? 1. ", "In contrast to HIV, the Hepatits B virus has a much higher risk of transmission from something like a needle stick. does Chronic fatigue syndrome have a cure? During which stage of the infection process is an individual highly contagious? Exoenzymes are classified according to the macromolecule they target and exotoxins are classified based on their mechanism of action. *In severe combined immunodeficiency disease, both B and T cells are lacking. An employee who has been exposed to blood or OPIM must be offered a private medical evaluation. (c) The number of pathogen particles began to decline/die off. Bacterial toxins include endotoxin and exotoxins. helps other immune responses. B-cell mediated. Which of the following pathogens undergoes antigenic variation to avoid immune defenses? If you have a __________, you literally have a plant living on your body. Section: 07.05, All autoimmune diseases are caused strictly by environmental factors such as viral infections. They release histamine which causes blood vessels to become permeable. Explain three reasons why biofilm formers are more pathogenic. -Hand washing bacteria The following is not a defense mechanism for infectious disease: A mucous membranes. *In active immunity the individual produces antibodies against particular pathogens and in passive immunity the individual is given specific antibodies against a pathogen. [8QRP{i?P-%?`ReX}:Tgx True The adaptive immune response includes: humoral immune response, cell-mediated immune response D Protozoan, Unit 7: Alcohol, Drugs and Tobacco Awareness, Honors English III Final Exam- Vocab and Rhet, Spanish Exam Speaking Questions and Answers, Dutton's Orthopaedic: Examination, Evaluation and Intervention. passive, neutral *T cells possess specific receptors that help them identify antigens. is composed of normal flora. Rhino virus True or False: Breast milk is considered a possible transmission source of bloodborne pathogens. Which period is the stage of disease during which the patient begins to present general signs and symptoms? B fungus. The hallmark symptoms of meningitis include all of the following except? They are both forms of active immunity. OSHA is responsible for the general safety and well-being of employees in almost all workplace environments and is a part of the United States Department of Labor, "In regards to bloodborne pathogen awareness and exposure prevention, you are held to the level of accountability as any other person working in the healthcare setting.". Which pathogen is most virulent? (a) How are these toxins similar? (d) affinity. a. Eukaryotes Phagocytes are both mobile and found in fixed locations throughout the body. Where does the lymphatic system empty into the cardiovascular system? Workplace Bloodborne Pathogens Toll-Free 1-877-922-7233 Program #07-108 www.osha-safety-training.net Employee Training Quiz - Workplace Bloodborne Pathogens 1. What is the name of the lymphatic vessels located in the small intestines? 24. True It is produced by immune cells to target pathogens. A(n) __________ infection is a small region of infection from which a pathogen may move to another part of the body to establish a second infection. When stung by a bee, Jackie goes into anaphylactic shock. In an infection, a microorganism enters a host and begins to multiply. microorganisms that cause disease varicella zoster is the cause of chickenpox hiv is the causative agent of AIDS Vectors include insects some types of escherichia coli are normal flora of the a. urinary tract b. respiratory tract c. colob d. circulatory system c. Colon Which of the following is a pathogen that could not be identified by the original Kochs postulates? D Polio, Which disease is often called the "kissing disease" because you can get it from contact with saliva? MHC plasma cells form; B cell activated; B cell divides; antigen binds to BCR C. degrade nucleic acid to promote spread of pathogen Two types of toxins are hemolysins and leukocidins. Infectious diseases can be spread by any of the following ways except: The following is not a defense mechanism for infectious disease: The organism that attaches itself to healthy cells is called a/an: The virus that causes __________ also causes itchy, red bumps. possess specific receptors. This page titled 15.E: Microbial Mechanisms of Pathogenicity (Exercises) is shared under a CC BY 4.0 license and was authored, remixed, and/or curated by OpenStax via source content that was edited to the style and standards of the LibreTexts platform; a detailed edit history is available upon request. PTd?M5I$w7AKvnC=_$QisBH " Rjob/V? Can you place a MediaView in multiple Panes? T cells can recognize antigens because they Saved Help Which of the following statements is correct about the human pathogen Cryptococcus neoformans? (a) Would the toxin be able to enter into the intestinal epithelial cell? *True, cytokines are produced by T lymphocytes, macrophages, and other cells. rheumatoid arthritis 19. 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. 2. They are both forms of an infection. The body can only be exposed to a pathogen a second time if you do not have a vaccine. D Strep throat and pneumonia, __________ are single celled organisms. There is currently no vaccination available for Hepatitis B. What is the minimum number of mirrors needed for this task? hepatitis The Shiga and diphtheria toxins target __________ in host cells. Add back the fimbriae gene (on a plasmid) into the mutant to construct a complemented strain. 32. endobj Pages 35 Ratings 100% (6) 6 out of 6 people found this document helpful; Section: 07.03, What two sites are involved in the production and maturation of T lymphocytes? False, True B red blood cells. They cause an inflammatory response that kills pathogenic bacteria upon contact. C. Plasmodium histamine. If clearly labeled, food and drink are permitted in areas where BBP exposures may occur. In an employer's exposure control plan, s/he is required to include a category called 'exposure determination'. 33. In each of the following sentences, cross out any incorrect word and write the correct word above it. Section: 07.04, Before working at the hospital, Beth was given a Mantoux skin test to detect tuberculosis. a type of white blood cell In what position would you place a client in suspected hypovolemic shock? In this context, this means Imagine that a mutation in the gene encoding the cholera toxin was made. Bloodborne Pathogens Answer Key 1. Describe the virulence factors associated with the fungal pathogen Aspergillus. what is the importance of corals? Test Prep. OSHA Standard 29 CFR 1910.1030 is directed towards which healthcare concern? pathogens are one of the major sources of environmental risks. anything the immune system recognizes as foreign to the body causing them to burst. The bacterium was found on hospital sinks. You have recently identified a new toxin. Section: 07.04 Calculate the outside air temperature. possess specific receptors. {H(Iq4fU{dwYVH@hi!XM!9/fiTxUyf+0v Aq]e;-yTzY7&#wcYk#Doyiclr"c!C False, True delayed allergic *The Major Histocompatibility Complex antigens must match to avoid rejection of the transplant. 16. PCR A communicable disease that can be easily transmitted from person to person is which type of disease? eosinophils and basophils A communicable disease that can be easily transmitted from person to person is which type of disease? toxic shock syndrome has been assiciated witht the use of what? A difference between an acute disease and chronic disease is that chronic diseases have an extended period of __________. They are both forms of passive immunity. Bloodborne Pathogens are microorganisms in blood that may cause disease in humans. 9. %PDF-1.5 Section: 07.05, Which autoimmune disease is associated with an inflammatory response that can damage the heart muscle and valves? Section: 07.02. Brian goes to the hospital after not feeling well for a week. A healthcare worker not washing his/her hands. If it were positive, the site of the test would become hardened and red. Some infections cause disease, which is any deviation from the normal function or structure of the host. ", "According the Centers for Disease Control, how many people living in the United States suffer from chronic HBV? *IgE antibody levels rise in an parasite infection and would therefore be higher than normal. OSHA Bloodborne Pathogens Quiz 4: The OSHA Bloodborne Pathogens Standard Multiple Choice Identify the choice that best completes the statement or answers the question. Section: 07.03, The acquired defense system only recognizes and destroys cells with antigens that come from outside the body. is part of the inflammatory response. The Shiga and diphtheria toxins target __________ in host cells. A person steps on a rusty nail and develops tetanus. eosinophils 4 0 obj It promotes blood clotting. False, False all of the following are common viginal infections except? perforin, perforin x[ms6|fj 2sMnNhKM*] $ rdIX>Nvjc/_vbU/vk?OuSmsv.^]N_sy3bH,eY|d|g1s9{v1Ogti~9]WrV==j5,4?iG^~%k/ejP7-0_kK_}wNE=?2|y= w 6eiW2xl z{5jW,>pJE$Bfl^b'ddQ8odUpfct{KY|{U;&I$t zrs,# @-"*1.!c?]sr[z}jeOg_W/_,lR"=58Nx? The EPS protects the bacteria from the host's immune response. Candida can invade tissue by producing the exoenzymes __________ and __________. 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Describe how molecular Kochs postulates could be used to test this hypothesis. They release histamine which causes blood vessels to become permeable. B. leprosy-is a Mycobacterium leprae (a slow growing bacteria) #CarryOnLearning. cell-mediated What is the similarity between mitosis and meiosis? Therefore, it causes breaks in the skin that could serve as a portal of entry for pathogens. 2. 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). As a mountain erodes, sediment can accumulate in a nearby _____. Question: 6, Exposures to bloodborne pathogens can occur from which of the following? Inflammation is a response to infection or injury that helps the body heal. Which of the following pathogens undergoes antigenic variation to avoid immune defenses? D Yeast infections, What pathogen causes diseases that are often spread through contaminated water? *The spleen cleanses the blood. phagocytosis is involved. B Measles "As a student, I am NOT required to receive the Hepatitis B vaccination prior to starting my clinical rotations. IgE B. at time of initial assignment and annually thereafter. 11. plasma cell basophils and macrophages Brian goes to the hospital after not feeling well for a week. *Autoimmune diseases can be genetic or environmental. For each of the following pairs of isotopes, indicate which one you think would be radioactive: Definition. C Yeast infection Exotoxins are proteins secreted mainly by gram-positive bacteria. EKG, MHC They use up nutrients and release wastes, preventing pathogenic bacteria from gaining a foothold. complimentary (a) In what way are both of these periods similar? become plasma cells. Science; Biology; Biology questions and answers; Which of the following is the best storage solution for transporting a sputum sample containing a potential pathogen? Make sure that all rats in the study are healthy. -Safe injection practices, "The use of ""safer"" medical eqipment such as self-capping needles or self-sheathing scalples would be part of what aspect of an Exposure Plan?". False b. This mutation affects the A-subunit, preventing it from interacting with any host protein. The glycoprotein adhesion gp120 on HIV must interact with __________ on some immune cells as the first step in the process of infecting the cell. Acupuncture is a form of alternative medicine that is used for pain relief. neutral, active, active, passive Infect healthy rats with the pathogen (i.e., the wild-type strain) and observe signs of disease (phenotype).Identify the gene that is responsible for the production of the fimbriae. *:Q ]+]lroYQ-Q$2B&qQ1pLOQ;tg# . Based on these characteristics, how would you classify this toxin? pneumonia True Approximately how many people are affected by nosocomial infections each year in the United States? Exoenzymes and toxins allow pathogens to invade host tissue and cause tissue damage. A Bacteria Bloodborne pathogens areinfectious microorganisms in human blood that can cause disease in humans. (b) How do they differ? acid pH of stomach Which of the following are considered Personal Protective Equipment or PPE? False, True *Rheumatic fever is associated with an inflammatory response that can damage the heart muscle and valves. Protozoal infection may lead to ht edevelopmen t of all the following conditions except? Section: 07.03, In ______ immunity the individual produces antibodies against particular pathogens while in ______ immunity the individual is given specific antibodies against a pathogen. 35 Questions Show answers Question 1 10 seconds Q. They must then receive a copy of the evaluation within ___ days, The hepatitis B virus can last for up to seven days outside of the body. Thaks po Advertisement Advertisement New questions in Science. 36. Automatically remove your image background. hay fever - it is an opportunistic pathogen Study with Quizlet and memorize flashcards containing terms like pathogens are one of the major sources of environmental risks. *The four signs of inflammation are redness, heat, swelling, and pain. 6. <> Include a diagram in your explanation. all of the following are true statements concerning mononucleosis except? Which of the following would be a virulence factor of a pathogen? Which of the following are most likely to be pathogens a Macroparasites b. complement sebaceous secretions people who were recently vaccinated for the flu. The final temperature of the system is 100^\circC. Ability to be transported initially to the host 2. Which of the following are most likely to be. Julio and his dinner guests are likely to experience food-borne illness if he A. wipes the knife used to cut up the raw chicken on a hand towel before using the knife to cut up the salad vegetables. The electric component of a beam of polarized light is Ey=(5.00V/m)sin[(1.00106m1)z+t]E_y=(5.00V/m)\sin[(1.00 \times 10^6 m^{-1})z + \omega t]Ey=(5.00V/m)sin[(1.00106m1)z+t]. The risk of HIV/AIDS transmission from a needle stick is approximately _____ percent. False 3. True or False 3. Blood splash to the nose Needle stick Through the air Blood exposure to skin that is chapped or abraded 7, Which of the following is the appropriate place to dispose of glass pieces from broken slides or ampules? D. degrade cell membranes to allow pathogens to escape phagosomes, 13. Hypersensitivity to a substance in one's diet or environment is called what? nonspecific Which of the following is NOT a pathogen? TCR If the acupuncture needles are not sterile, pathogens could enter skin tissue or blood vessels, potentially initiating an infection. 1. *Cytotoxic T cells contain perforin molecules that punch holes in the plasma membranes of potential pathogens. Universal response b. Uploaded By AndreaM8. <> IgE antibodies are responsible for the immediate allergic response and protection against parasitic worms. (b) How do they differ? 18. What is the intensity of this light? 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. During an oral surgery, the surgeon nicked the patients gum with a sharp instrument. *Allergic responses are hypersensitivities (greater sensitivities). they act indiscriminately against all pathogens. 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 important to understand and follow your employer's policies regarding bloodborne pathogens. Which of the following individuals introduced the terms "aerobes" and "anaerobes"? What does this evidence tell you about this chemical? 31. Or is it also valid to say that the Sun goes around the Earth? IgG 1. Which indirect object pronoun correctly completes the answer? The relative risk of exposure to bloodborne pathogens is great. Can you place a MediaPlayer in multiple MediaViews? Blood is the only bodily fluid that can carry pathogens. On encountering the pathogen, B-cells differentiate into plasma cells that secrete antibodies into our blood. True cytokines. Blood is the only bodily fluid that can carry pathogens. A microbiologist has identified a new gram-negative pathogen that causes liver disease in rats. The new gorilla brought a virus that infects gorillas without causing disease, but is virulent to chimpanzees. helper T cell macrophages Explain how acupuncture could facilitate exposure to pathogens. Distinguish between the signs and symptoms of disease in Brian's case. You also discover that it targets liver cells. In Model 1 a pathogen (virus, bacteria, foreign protein, parasite) has entered the bloodstream of an individual. Section: 07.04. ", "Hepatitis C, or HCV, has a high rate of chronic infection with an estimated _________ cases in the United States.". Which of the following is a major virulence factor for the fungal pathogen Cryptococcus? although standard precautions apply to all potentially infections situations, TBPs are chosen based on the potential means of transmission of the disease or condition. Identify the similarities and differences between a lake and a stream. A Virus A Strep throat In July 2015, a report 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. Devise an arrangement of mirrors allowing you to see the back of your head. *The inflammatory response occurs after the pathogen has entered the body. AIDS is associated with the destruction of the white blood cells in the body. When the immune system fails to recognize its own body tissue and begins to attack it, it is known as what? which of the following is a pathogen, risk is often presented as _____, which is a measure of the statistical likelihood that something will occur, generally speaking, as economic development occurs, the risk of exposure to indoor air pollution _____, and the impact . -An employee who is exposed to a pathogen during the course of regular work duties. Is salt and pepper a heterogeneous mixture? Try it now. thyroid and tonsils Simgle-celled microscopic animals that realease enzymes or toxing that destroy cells are called what? *(c) ion. Infect healthy rats with the complemented strain and see if the severity of disease is comparable to when rats are infected with the wild type pathogen.
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