Check all that apply Activation or inactivation of host cell DNA Binding to RNAs that silence genes Affect host cell DNA that is responsible for cytoskeleton organization Exchange of capsule genes between pathogen and host cell Secretion of . There is currently no vaccination available for Hepatitis B. C Viruses It is composed mostly of protein, has high toxicity, and is not heat stable. Thaks po Advertisement Advertisement New questions in Science. Draw the Lewis structure for each of the following molecules: Adhesins are usually located on __________ of the pathogen and are composed mainly of __________ and __________. False, True They activate the complement system which punches holes in the invading pathogen. False, False B. keeps the pie chilled before serving it. 27. a. an aerotolerant anaerobe b. an obligate aerobe c. an obligate anaerobe d. a facultative anaerobe View Text Answer Jump To Question ##Qmv&,! 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. Section: 07.03, What is the definition of an antigen? PCR 22. Which of the following are small cell masses where protective cells are stored? What does this evidence tell you about this chemical? Molecular Kochs postulates are used to determine what genes contribute to a pathogens ability to cause disease. - it acts as a mutagen and carcinogen Explain three reasons why biofilm formers are more pathogenic. Since fungal infections are of a certain type of microorganism, areas o fhte that can be infected include all but which of the following? The body's immune system will react the same was as it did during the first exposure. Rhino virus True or False: Breast milk is considered a possible transmission source of bloodborne pathogens. eosinophils and neutrophils True Bloodborne Pathogens Answer Key 1. interferon. Which of the following is not a bloodborne pathogen? thymus and bone marrow A microbiologist has identified a new gram-negative pathogen that causes liver disease in rats. Section: 07.02. B Mumps and measles Neglect energy transfers with the environment. TCR Primary pathogens are capable of causing pathological changes associated with disease in a healthy individual. *(a) gas-liquid. *Allergic responses are hypersensitivities (greater sensitivities). complement 2 Q One-celled plants and animals are called: unicells. This allowed Streptococcus, a bacterium normally present in the mouth, to gain access to the blood. Period of decline = pathogen particles start to decline - slightly less than maximum 1. IgG perforin, perforin OSHA Standard 29 CFR 1910.1030 is directed towards which healthcare concern? The organism that attaches itself to healthy cells is called a/an: A virus. delayed allergic (b) In terms of quantity of pathogen, in what way are these periods different? - the virulence factors are: aflatoxin & gliotoxin 1 0 obj 1. 35 Questions Show answers Question 1 10 seconds Q. q"]dg' ~2CqfR Z:+ C2'\&zQH4U^;D},}y 7HhTKy/5z'/wj\jB}H+Dzzke/}^bTY9bH]K0mY&0 j0#\0p(-&T"vUYIAcD+Hdb->[[~@+u@*i!VI7kiT.&S6dI&ezre^Zm;U;-)oR.s. ~s9(kB4)a26;]DP/>EahC_6KaKfho s2Lr`P(L"eG5dM|cGzU\BVszPdQj-XT2%dsg*fs9]XG%ZZ4cCzaOOzdivV> swelling Each line of The tile will have the following form: For example, suppose that the file contains the following lines: The output of the program should have the following appearance: Have the program obtain the file name from the command line. True or false: systemic lupus erythematosus Which of the following would be a virulence factor of a pathogen? These pathogens include, but are not limited to, hepatitis B (HBV), hepatitis C (HCV) and human immunodeficiency virus (HIV). "Even indirect contact with HBV, such as getting spilled blood on a small cut on your hand, is considered a significant sourse of occupational exposure. 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. For each of the following pairs of isotopes, indicate which one you think would be radioactive: Describe how molecular Koch's postulates could be used to test this hypothesis. Section: 07.02, Which of the following is not a sign of inflammation? The tiniest and toughest pathogens are what? Which period is the stage of disease during which the patient begins to present general signs and symptoms? 34. Fungal and parasitic pathogens use pathogenic mechanisms and virulence factors that are similar to those of bacterial pathogens. 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 Microorganisms that do not cause disease. OSHA Bloodborne Pathogens Quiz 2: Statistics & Pathophysiology Multiple Choice Identify the choice that best completes the statement or answers the question. ", "In contrast to HIV, the Hepatits B virus has a much higher risk of transmission from something like a needle stick. Pathogens are microorganisms that cure disease. - 12838571. alexis1713 alexis1713 06/18/2019 Health Middle School answered Which of the following is a nonspecific defense against pathogens? Cilia, fimbriae, and pili are all examples of structures used by microbes for __________. IgA, IgM Which of the following is not a bacteria disease? phagocytosis is involved. C infection. Phospholipases are enzymes that do which of the following? If the lymph system did not do its job, what would be one of the consequences? Example: The tounsts had an appomtment to meet with their nation's $\overset{\text{consul}}{\cancel{\text{counsel}}}$. active, neutral Which of the following is not required as part of an organization's exposure control plan? it coats the surface of the pathogens to make them easily recognizable View the full answer A person steps on a rusty nail and develops tetanus. false Strep throat is caused by a? 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. Consider the leg as two rods joined rigidly together at the knee; the axis for the leg is the hip joint. 4. Therefore, it causes breaks in the skin that could serve as a portal of entry for pathogens. Which of the following is NOT a way for pathogens to enter the body? IgA Which type of disease is this? ", "Hepatitis C, or HCV, has a high rate of chronic infection with an estimated _________ cases in the United States.". B. Cryptococcus During which stage of the infection process is an individual highly contagious? The body can only be exposed to a pathogen a second time if you do not have a vaccine. Exoenzymes and toxins allow pathogens to invade host tissue and cause tissue damage. neutral, passive Which of the following would be a sign of an infection? 8 00:48:34 Multiple Choice Supergroup Amoebozoans - Giardia intestinalis (Giardiasis) Supergroup Amoebozoans - Entamoeba histolytica (Amoebiasis) Supergroup SAR - Plasmodium (Malaria) Supergroup Excavata. The lymphatic system will play a role in defending the body against pathogens and maintaining a state of homeostasis. They are both forms of an infection. (b) liquid partition. 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. Section: 07.03, In antibody-mediated immunity where does the antigen first bind? people who were recently vaccinated for the flu. complimentary Which of the following would be a virulence factor of a pathogen? 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 . Where does the lymphatic system empty into the cardiovascular system? Signs: fever Blood is the only bodily fluid that can carry pathogens. passive, neutral They use up nutrients and release wastes, preventing pathogenic bacteria from gaining a foothold. IgE Which indirect object pronoun correctly completes the answer? who should not get vaccinated for meningitis? The hallmark symptoms of meningitis include all of the following except? 30. HBV is known to have survived in dried blood for up to ____ days and pose a serious risk of exposure during that time. pa help po sagutan 10 words lang po ok na po thanks po a type of white blood cell <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 816.96] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> A Strep throat Add back the fimbriae gene (on a plasmid) into the mutant to construct a complemented strain. (a) Would the toxin be able to enter into the intestinal epithelial cell? Any visible signs of illness could affect the observations made. they act indiscriminately against all pathogens. *The Major Histocompatibility Complex antigens must match to avoid rejection of the transplant. Immunity produced by the injection of gamma globulin is known as what? MTBE and gasoline leak from old tanks, then the MTBE dissolved into water and moves through soils into groundwater. Pathogen A has an ID50 of 50 particles, pathogen B has an ID50 of 1,000 particles, and pathogen C has an ID50of 1 106 particles. Section: 07.02, In SCID, antibodies are missing but T cells function normally. False 2. have enzymes which react with antigens. 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. (a) How are these toxins similar? Define the viscosity and osmolarity of blood. *Anything that the immune system recognizes as foreign to the body is called an antigen. Patients who are at risk due to surgical incisions, weakened immune systems due to pre-existing conditions or medical treatments could use those sinks, transfer the pathogen to their bodies and develop an infection or disease. Acupuncture involves needles that are inserted into the skin. is composed of normal flora. A 150 g copper bowl contains 220 g of water, both at 20.0^\circC. OSHA Bloodborne Pathogens Quiz 1: Microorganisms & the Chain of Infection Multiple Choice Identify the choice that best completes the statement or answers the question. Section: 07.05, All autoimmune diseases are caused strictly by environmental factors such as viral infections. It is produced by a gram-negative bacterium. Bloodborne pathogens are infectious microorganisms in human blood that can cause disease in humans. in putting on ppe, the first article to put on is the which of the following is not OSHA standard? D Strep throat and pneumonia, __________ are single celled organisms. False, False does Chronic fatigue syndrome have a cure? <>>> This allowed Streptococcus, a bacterium normally present in the mouth, to gain access to the blood. mononucleosis is most common amoung the elderly. During an oral surgery, the surgeon nicked the patient's gum with a sharp instrument. Some have glycans on their surface which the immune system fails to recognize. the purpose of a protective environment for highly immunosuppressed patient is prevent transmission of infection to patient, Molecular and Cellular Radiation Biology: Cha, Radiation Protection Radiation Monitoring, Julie S Snyder, Linda Lilley, Shelly Collins. Which of the following is NOT considered a bloodborne pathogen? What do "having the measles" and being vaccinated against the measles have in common? produce antibodies. A) the sticking of monocytes to the wall of the blood vessels at the site of infection. Nosocomial diseases are acquired from hospital settings. Calculate the outside air temperature. -Hand washing a part of the membrane attack complex of the complement system A communicable disease that can be easily transmitted from person to person is which type of disease? -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?". 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. a set of barrier mechanisms that adapts to specific pathogens after repeated exposure. CINO2CINO_2CINO2 (NNN is the central atom), a harmful condition that is spread from one living thing to another. Neglect rolling friction. Laws against___ have been challenged in court on the grounds that they violate one's constitutional rights. (b) How do they differ? tuberculosis hepatitis (proficiency; vagrancy). 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. produces T and B cells. B-cell mediated. what is the importance of corals? Hepatitis B c. HIV d. E.coli Definition a. (a) Would the toxin be able to enter into the intestinal epithelial cell? The Shiga and diphtheria toxins target __________ in host cells. 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]. *(c) ion. a vaccination. the . True a. This should be quickly treated with which of the following would not be considered a pathogen? Section: 07.04. D. Giardia. The time between a pathogen invasion and the development of the first symptoms is called the what? Number if studies suggest that these elevated concentrations can be traced back to emissions from rockets. 3. 2. IgE, IgM i0g:M&$"w I4EBKLVE^Jqrv>A5N\ They use up nutrients and release wastes, preventing pathogenic bacteria from gaining a foothold. They are both forms of active immunity. Undifferentiated B-cells remain as memory cells. Which of the following is an example of a noncommunicable infectious disease? Small parasitic worms that attack specific tissues or organs are known as what? 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? One response of the human immune. P. aeruginosa usually causes localized ear and eye infections but can cause pneumonia or septicemia in vulnerable individuals like newborn babies. Which of the following applies to hyaluronidase? Identify the similarities and differences between a lake and a stream. True or False 3. These cells provide two types of acquired immunity: 1. Section: 07.03, Which of the following is in the correct order in the formation of antibodies? Workplace Bloodborne Pathogens Toll-Free 1-877-922-7233 Program #07-108 www.osha-safety-training.net Employee Training Quiz - Workplace Bloodborne Pathogens 1. As a result, the patient developed bacterial endocarditis (an infection of the heart). - it is an opportunistic pathogen *The spleen cleanses the blood. acid pH of stomach Which of the lymphatic organs is also part of the skeletal system? 8. 2 0 obj Noise Term A Protozoans <> Endotoxin is the lipid A component of the LPS of the gram-negative cell envelope. 19. 15: Microbial Mechanisms of Pathogenicity, { "15.01:_Characteristics_of_Infectious_Diseases" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "15.02:_How_Pathogens_Cause_Disease" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "15.03:_Virulence_Factors" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "15.04:_Aseptic_Techniques" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", 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recognizes. A . macrophages The EPS protects the bacteria from the host's immune response. general 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. Since some bacteria in a biofilm are not actively growing (or are in exponential, or log, phase), they would not be affected by antibiotics. Which of the following is not a lymphatic organ? all of the following are true statements concerning mononucleosis except? Infected blood or OPIM may be transmitted through which of the following means? Tuberculosis, rheumatic fever 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 *Rheumatic fever is associated with an inflammatory response that can damage the heart muscle and valves. A Mononucleosis Explain\text{\red{Explain}}Explain Why are hypotheses so important to controlled experiments? False, True Myasthenia gravis develops when antibodies attach to and interfere with the function of neuromuscular junctions. It acts as an opsonin i.e. ten percent bleach used as a cleaning agent should be made fresh every the continous links in the chain of infection in order, source, means if transmission, and susceptible host. 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. thyroid and tonsils 28. Endotoxin is the lipid A component of the LPS of the gram-negative cell envelope. Bloodborne Pathogens are microorganisms in blood that may cause disease in humans. False, True If the acupuncture needles are not sterile, pathogens could enter skin tissue or blood vessels, potentially initiating an infection. Protozoa adhere to target cells through complex mechanisms and can cause cellular damage through release of cytopathic substances. Which virus may be a contrututing factor in the development of cervical cancer? Virulence, the degree to which a pathogen can cause disease, can be quantified by calculating either the ID50 or LD50 of a pathogen on a given population. heat helper T cell *People with allergies produce ten times more IgE than those people without allergies. What is one disease most children are vaccinated against? IgA antibodies prevent pathogens from attaching to epithelial cells in the digestive and respiratory tract. What is the most important thing that needs to match between him and the kidney donor?