(b) liquid partition. If it were positive, the site of the test would become hardened and red. What does this evidence tell you about this chemical? 3. Section: 07.04. 20. Calculate the natural swinging period of the system. True or False 3. delayed allergic A person or population that comes in contact with a pathogen. (b) In terms of quantity of pathogen, in what way are these periods different? Which of the following individuals introduced the terms "aerobes" and "anaerobes"? Exoenzymes and toxins allow pathogens to invade host tissue and cause tissue damage. Let the upper rod have a mass of 7.0kg7.0 \mathrm{~kg}7.0kg and the lower rod a mass of 4.0kg4.0 \mathrm{~kg}4.0kg. Answer- Excavata is a major supergroup of unicellular organisms . pneumonia *In severe combined immunodeficiency disease, both B and T cells are lacking. *Neutrophils and macrophages are the main cells involved in the inflammatory response. B Measles 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. During an oral surgery, the surgeon nicked the patients gum with a sharp instrument. 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. Add back the fimbriae gene (on a plasmid) into the mutant to construct a complemented strain. 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. Which pathogen needs a host cell to reproduce? Noise Term Which of the following is not a bloodborne pathogen? 24. agglutinating them. False, False IgG antibodies bind to pathogens, activate the compliment and enhance phagocytosis. Two periods of acute disease are the periods of illness and period of decline. Make sure that all rats in the study are healthy. A bacterial infection called lyme disease is spread by what? *(g) chiral. This risk is about _____ percent!". Which of the following choices lists the steps of pathogenesis in the correct order? neutrophils ##Qmv&,! 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. Infect healthy rats with this mutant strain and look for decreased signs of disease. Who is covered by the bloodborne pathogen standard? The site-specific document that describes how UNLV complies with the BBP standard is the. What is the intensity of this light? they act indiscriminately against all pathogens. *Autoimmune diseases can be genetic or environmental. Section: 07.03, Which of the following is in the correct order in the formation of antibodies? tuberculosis During which stage of the infection process is an individual highly contagious? Section: 07.01. Pages 35 Ratings 100% (6) 6 out of 6 people found this document helpful; It is important to understand and follow your employer's policies regarding bloodborne pathogens. Accessibility StatementFor more information contact us [email protected] check out our status page at https://status.libretexts.org. They are not as easily treated compared with those involving free-floating (or planktonic) bacteria. CINO2CINO_2CINO2 (NNN is the central atom), a harmful condition that is spread from one living thing to another. Rheumatoid arthritis is associated with chronically inflamed joints. neutral, active, active, passive 7zP$>O Zcm62b* . MHC Explain three reasons why biofilm formers are more pathogenic. Devise an arrangement of mirrors allowing you to see the back of your head. 26. You also discover that it targets liver cells. This should be quickly treated with IgD Washing your hands is one of the main ways to prevent from getting sick. *Allergic responses are hypersensitivities (greater sensitivities). False, False 1. eosinophils B. promote pathogen spread through connective tissue. True Section: 07.02, What cell types are involved in the inflammatory response? Which type of disease is this? basophils and macrophages 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. PCR plasma cells form; B cell divides; B cell activated; antigen binds to BCR, antigen binds to BCR; B cell activated; B cell divides; plasma cells form A. degrade antibodies causing them to burst. 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). Neglect energy transfers with the environment. 9. Which of the following is not a vaccine recommended for college students? 10. Explain how the current discovery of the presence of this reported P. aeruginosa could lead to a recurrence of nosocomial disease. Laws against___ have been challenged in court on the grounds that they violate one's constitutional rights. Which of the following is NOT a way for pathogens to enter the body? *Hay fever is a hypersensitivity. inactivating their ribosomes. B red blood cells. Suppose X is Poisson distributed with parameter =2.\lambda=2.=2. OSHA Standard 29 CFR 1910.1030 is directed towards which healthcare concern? Kochs postulates are used to determine whether a particular microorganism is a pathogen. IgA antibodies prevent pathogens from attaching to epithelial cells in the digestive and respiratory tract. 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. Section: 07.03, People with allergies do not produce IgE. Which of the following is an example of a noncommunicable infectious disease? The larval form of Schistosoma mansoni uses a __________ to help it gain entry through intact skin. They activate the complement system which punches holes in the invading pathogen. *Certain complement proteins involved in the membrane attack complex kill foreign microbes by causing them to burst. - produces protease. The time between a pathogen invasion and the development of the first symptoms is called the what? D Strep throat and pneumonia, __________ are single celled organisms. they are lost as we age. D. Giardia. These pathogens include, but are not limited to, hepatitis B (HBV), hepatitis C (HCV) and human immunodeficiency virus (HIV). immediate allergic True or False: Breast milk is considered a possible transmission source of bloodborne pathogens. They are both forms of active immunity. List the types of substances to which each of the following chromatographic methods is most applicable: One set of the body's defenses are called "innate." A world-class bicycle rider can generate one-half horsepower for long periods. Section: 07.04, What are the first antibodies produced by a plasma cell? He has a fever of 38 C (100.4 F) and complains of nausea and a constant migraine. Which of the following pathogens undergoes antigenic variation to avoid immune defenses? Blood is the only bodily fluid that can carry pathogens. The Centers for Disease Control estimate that there are about _______________ people living with HIV in the United States. interferon. Blood is the only bodily fluid that can carry pathogens. Something about names of all department personnel. Leishmania (Leishmaniasis). *"Innate" in this context means that these defenses act indiscriminately against all pathogens. (a) In what way are both of these periods similar? a. 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. Safety glasses are not necessary when working with BBP? <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 816.96] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> phagocytosis is involved. True 4. 15. Some infections cause disease, which is any deviation from the normal function or structure of the host. C infection. Needlesticks and other sharps-related injuries may expose workers to bloodborne pathogens. Therefore, it causes breaks in the skin that could serve as a portal of entry for pathogens. a. an aerotolerant anaerobe b. an obligate aerobe c. an obligate anaerobe d. a facultative anaerobe View Text Answer Jump To Question 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.". Find P(X = k) for k = 0, 1, 2, and 3. tonsils and bone marrow, thymus and bone marrow Exotoxins are proteins secreted mainly by gram-positive bacteria. B Bacteria B cell activated; antigen binds to BCR; B cell divides; plasma cells form 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? If racing at sea level, find the velocity this cyclist can maintain. Define the viscosity and osmolarity of blood. False, True histamine. 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 . 1. 31. True *T cells possess specific receptors that help them identify antigens. C. It is an example of an adhesin. Apply. 36. (a) The patient exhibits the signs and symptoms of the disease in both of these periods. *IgE antibody levels rise in an parasite infection and would therefore be higher than normal. Which of the following is not a lymphatic organ? all of the following may contribute to urinary tract infections except? Which of the following is an example of a noncommunicable infectious disease? (b) Would the toxin be able to cause diarrhea? Universal precautions Treating all human materials as if to be infected with bloodborne pathogens is called a. thymus and bone marrow They cause an inflammatory response that kills pathogenic bacteria upon contact. *Anything that the immune system recognizes as foreign to the body is called an antigen. Which of the following would be a sign of an infection? Tuberculosis, rheumatic fever A healthcare worker not washing his/her hands. Brian goes to the hospital after not feeling well for a week. True A __________ cannot live without its host for very long. OSHA mandates that all employers are required to provide the Hepatits B vaccination to employees free of charge. macrophages nonspecific Which of the following does NOT fit into the category of other potentially infectious materials? -Protective Equipment Imagine that a mutation in the gene encoding the cholera toxin was made. C Fungus Two types of toxins are hemolysins and leukocidins. He has a fever of 38 C (100.4 F) and complains of nausea and a constant migraine. Which of the following pathogens undergoes antigenic variation to avoid immune defenses? (b) In terms of quantity of pathogen, in what way are these periods different? *Rheumatic fever is associated with an inflammatory response that can damage the heart muscle and valves. B. leprosy-is a Mycobacterium leprae (a slow growing bacteria) #CarryOnLearning. Describe how molecular Kochs postulates could be used to test this hypothesis. Eukaryotes Phagocytes are both mobile and found in fixed locations throughout the body. 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recognizes. *In active immunity the individual produces antibodies against particular pathogens and in passive immunity the individual is given specific antibodies against a pathogen. Section: 07.04, The RhoGAM shot given to Rh negative mothers with an Rh positive fetus is an example of what type of immunity? Does the Earth really go around the Sun? A microbiologist has identified a new gram-negative pathogen that causes liver disease in rats. toxic shock syndrome has been assiciated witht the use of what? (f) gel filtration. Learn more about OSHA Bloodborne Pathogens (online CE course) Which of the following is NOT classified as a bloodborne pathogen? The EPS protects the bacteria from the host's immune response. people who were recently vaccinated for the flu. C Fungi Bloodborne Pathogens Answer Key 1. Which pathogen is most virulent? Show explicitly that the difference between adjacent energy levels in an infinite square well becomes arbitrarily small compared with the energy of the upper level, in the limit of large quantum number nnn. Treating all human materials as if to be infected with bloodborne pathogens is called. False 3. *Inflammation and the release of histamine is part of the body's innate defenses. is part of the inflammatory response. Which of the following choices lists the steps of pathogenesis in the correct order? hay fever Explain how helminths evade the immune system. ____ 1. red blood cells, macrophages adaptive, innate general AIDS and tuberculosis are not autoimmune disorders. Which of the following viruses lives permanently in the cells and flares up periodically? B Measles *Since viruses are not surrounded by a membrane, the membrane attack complex is ineffective against them. IgG Which of the following is the most likely explanation? Symptoms of a disease are subjective and are reported by the patient. B. 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]. stream They use up nutrients and release wastes, preventing pathogenic bacteria from gaining a foothold. Who is not at high risk for contracting MRSA? It is an injection of serum that contains antibodies. Which of the lymphatic organs is also part of the skeletal system? 32. D. It is produced by immune cells to target pathogens. ", "The use of gloves does not eliminate the need for proper and regular hand washing. Diseases can either be noninfectious (due to genetics and environment) or infectious (due to pathogens). Can you place a Media in multiple MediaPlayers? Section: 07.02. 1 0 obj Small parasitic worms that attack specific tissues or organs are known as what? Candida can invade tissue by producing the exoenzymes __________ and __________. 12. If you have a __________, you literally have a plant living on your body. What does this mean for the movement of this chemical through the environment? *:Q ]+]lroYQ-Q$2B&qQ1pLOQ;tg# . D. fimbriae, 14. 6. Which pathogen is most virulent? They use up nutrients and release wastes, preventing pathogenic bacteria from gaining a foothold. (c) What initiates the period of decline? rheumatic fever period of illness = the time at which the signs and symptoms of disease are most obvious and severe. On encountering the pathogen, B-cells differentiate into plasma cells that secrete antibodies into our blood. :lL2ti+KXP? tonsils and thymus True 4 0 obj Period of decline = pathogen particles start to decline - slightly less than maximum eosinophils and basophils the bacterium becoming most resistant to antibiotic treatments, such as penicillin, is known as what? You have recently identified a new toxin. The word pathogen can be defined as: a. all microrganisms b. all disease-causing microorganisms c. all insects d. all microscopic particles Definition b. all disease-causing microorganisms Term Which of the following is NOT an example of biohazard? They must then receive a copy of the evaluation within ___ days, The hepatitis B virus can last for up to seven days outside of the body. It acts as an opsonin i.e. False, True A biological or physical vehicle that carries an agent to a host describes a what? 19. <> Automatically remove your image background. *Epinephrine counteracts the effects of histamine in anaphylactic shock. Needlesticks and other sharps-related injuries may expose workers to bloodborne pathogens. Thaks po Advertisement Advertisement New questions in Science. 2003-2023 Chegg Inc. All rights reserved. steroid D Polio, Which pathogen cannot be cured with antibiotics? (b) Would the toxin be able to cause diarrhea? Which of the following is NOT a pathogen? *IgM antibodies are the first produced by a plasma cell. One response of the human immune. Biofilm forms EPS, which allows the bacteria to remain attached to the host tissues. ;N>!yOl9;F/QZ~>$l{i"ZIW&t"NJV\fpL[ #T&~3-#b|Cs?^(qVtRgCi)b/)VEf8*5a=b\UZA`p\-X4U%PoHq+*`4#.CG 6Bmt{#&K-S paiYWkv'LgeWIZ IV.# ^Y9+~q)_rAfbomv%el Modify the Programming Project from earlier chapter so that the program reads a series of items from a file and displays the data in columns. endobj They cause an inflammatory response that kills pathogenic bacteria upon contact. -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?". B. Cryptococcus AIDS A difference between an acute disease and chronic disease is that chronic diseases have an extended period of __________. a. causing them to burst. 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. Workplace Bloodborne Pathogens Toll-Free 1-877-922-7233 Program #07-108 www.osha-safety-training.net Employee Training Quiz - Workplace Bloodborne Pathogens 1. Eleanor Noss Whitney, Ellie Whitney, Frances Sizer, DIET200 Chapter 4: Digestion and Absorption. False, False ", "In contrast to HIV, the Hepatits B virus has a much higher risk of transmission from something like a needle stick. mycoses. Example: The tounsts had an appomtment to meet with their nation's $\overset{\text{consul}}{\cancel{\text{counsel}}}$. Section: 07.02, The membrane attack complex of the complement system is not effective against viruses. bone marrow and thyroid Humoral immunity: The B-cells produce an army of proteins is response to the pathogen. Simple one-celled organisms that are the most powerful pathogens are what? *The Mantoux skin test uses the delayed allergic response to indicate exposure to tuberculosis. *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. rheumatoid arthritis Undifferentiated B-cells remain as memory cells. This mutation affects the A-subunit, preventing it from interacting with any host protein. Consider the leg as two rods joined rigidly together at the knee; the axis for the leg is the hip joint. Can you place a MediaPlayer in multiple MediaViews? These cells provide two types of acquired immunity: 1. Is salt and pepper a heterogeneous mixture? Hepatitis B c. HIV d. E.coli Definition a. rheumatic fever 7. a. Feces and urine c. Amniotic fluid b. Fluid surrounding heart and lungs d. *The Major Histocompatibility Complex antigens must match to avoid rejection of the transplant. C Athlete's foot and ringworm period of decline, during which the number of pathogen particles begins to decrease, and the signs and symptoms of illness begin to decline. Section: 07.02. [8QRP{i?P-%?`ReX}:Tgx OSHA Bloodborne Pathogens Quiz 4: The OSHA Bloodborne Pathogens Standard Multiple Choice Identify the choice that best completes the statement or answers the question. what is the function of human lymphatic system? Which of the following are considered Universal Precautions? Definition. i0g:M&$"w I4EBKLVE^Jqrv>A5N\ Bloodborne Pathogens are microorganisms in blood that may cause disease in humans. a form of immune deficiency, anything the immune system recognizes as foreign to the body Noise b. Universal precautions c. Standard response a. Bacillus anthracis 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. A) alveolar macrophage - lungs B) microglial cells - brain This allowed Streptococcus, a bacterium normally present in the mouth, to gain access to the blood. Ability to adhere to, colonize, or invade the host 3. Explain. *Cytokines regulate white blood cell formation so they are being investigated as a possible treatment for AIDS. - the virulence factors are: aflatoxin & gliotoxin sAR@`c&bChM=U,:n^W#*@'P|P\(Fdhv '?t2.qzM57r%e %KO%Li'[Tqo\,j6m active, passive Bloodborne Pathogens are microorganisms in blood that may cause disease in humans. How many people die each year from HCV related liver failure? A Bacteria Try it now. budding yeast with an elaborate capsule Cryptococcus neoformans causes a systemic infection primarily involving the lungs and central . 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 of over consumption of food and tobacco _________, advocates of environmental justice seek which of the following, risks related to development spread evenly across all populations, You are working with a chemical, so to educate yourself about the chemical's hazard, you read its material safety data sheet (MSDS) the msds indicates that the LD50 for the chemical is 5 grams per kilogram body weight this LD50 indicates that____, Half of the animals tested died when given that dose of the chemical, Which of the following is a cryonic effect of exposure to a toxin, The process of risk assessment includes all of the following except, Weighing the risk against economic, social, and legal considerations, Although bisphenol (BPA) is found in plastics sold in the United States, the chemical has been banned in many countries because it is, thalidomide was banned because it was determined to be, leaded paint and gasoline are longer available in the US because lead is, which of the following pollutants is/are readily dissolved and transported in water, which of the following organisms runs the highest risk of harm as a result of the biological magnification of pollutants, which of the following diseases is spread via water containing infected human waste, how can a flu virus be more dangerous than the ebola virus, individuals infected with a flu virus tend to travel and spread the disease before they get sick, benefits that we draw from the environment, what disease is expected to become more widespread as a result of global climate change, prevent disease outbreaks and harm from natural disasters, air pollution causes considerable harm to human health, based on your understanding of how air pollution affects people, which of the following examples is most likely to cause harm, a carcinogen is released from gasoline while a car is being filled.