which of the following is a pathogen quizlet

Healthcare providers that use the sinks could also pick up the pathogen and transmit the bacterium to patients as well. what is the function of human lymphatic system? IgM On encountering the pathogen, B-cells differentiate into plasma cells that secrete antibodies into our blood. B red blood cells. The organism that attaches itself to healthy cells is called a/an: A virus. *The complement proteins "complement" certain other immune responses. difficulty breathing, difficulty breathing True 1. SOLVED:Pseudomonas aeruginosa is a common pathogen that infects the airways of patients with cystic fibrosis. Rhino virus True or False: Breast milk is considered a possible transmission source of bloodborne pathogens. Phospholipases are enzymes that do which of the following? Huma immunodeficiency virus (HIV) is considered which type of virus? The body can only be exposed to a pathogen a second time if you do not have a vaccine. *The inflammatory response occurs after the pathogen has entered the body. If the acupuncture needles are not sterile, pathogens could enter skin tissue or blood vessels, potentially initiating an infection. Which of the following is an example of a noncommunicable infectious disease? tonsils and thymus :lL2ti+KXP? a targeted and highly specific response to a single pathogen or molecule. You have recently identified a new toxin. (a) Would the toxin be able to enter into the intestinal epithelial cell? 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 . Kochs postulates are used to determine whether a particular microorganism is a pathogen. Section: 07.05, All autoimmune diseases are caused strictly by environmental factors such as viral infections. IgA True or false: Based on these characteristics, how would you classify this toxin? epinephrine. During which stage of the infection process is an individual highly contagious? Adhesins are usually located on __________ of the pathogen and are composed mainly of __________ and __________. MTBE is used to be added to gasoline sold for vehicles, MTBE has been found in groundwater. 25. 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. B Measles How often is bloodborne pathogens training required? 2. 83209Bi{ }_{83}^{209} \mathrm{Bi}83209Bi or 96242Cm{ }_{96}^{242} \mathrm{Cm}96242Cm. True or False 2. a. an aerotolerant anaerobe b. an obligate aerobe c. an obligate anaerobe d. a facultative anaerobe View Text Answer Jump To Question systemic lupus erythematosus nonspecific True a form of immune deficiency, anything the immune system recognizes as foreign to the body Fungal and parasitic pathogens use pathogenic mechanisms and virulence factors that are similar to those of bacterial pathogens. 8. it coats the surface of the pathogens to make them easily recognizable View the full answer The Shiga and diphtheria toxins target __________ in host cells. *(c) ion. a. pathogens Calculate the outside air temperature. What do "having the measles" and being vaccinated against the measles have in common? neutral, active, active, passive They cause an inflammatory response that kills pathogenic bacteria upon contact. P. aeruginosa usually causes localized ear and eye infections but can cause pneumonia or septicemia in vulnerable individuals like newborn babies. Section: 07.02, Which of the following is not a sign of inflammation? Pathogens are microorganisms that cure disease. Organisms that lack chlorophyll and consist of reproductive spores and threadlike fibers represent what? Section: 07.02. True or false: It is composed mostly of protein, has high toxicity, and is not heat stable. (b) In terms of quantity of pathogen, in what way are these periods different? Which pathogen is most virulent? 35. ##Qmv&,! False, False *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. In an infection, a microorganism enters a host and begins to multiply. B. Cryptococcus Which of the following is not one of the functions of the lymphatic system? Thaks po Advertisement Advertisement New questions in Science. 7. (b) In terms of quantity of pathogen, in what way are these periods different? She suspects that the bacterium's fimbriae are a virulence factor. ", "Hepatitis C, or HCV, has a high rate of chronic infection with an estimated _________ cases in the United States.". 17. 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. Consider an airplane flying at a pressure altitude of 33,500 ft and a density altitude of 32,000 ft. acid pH of stomach The EPS can act as an absorbent, reducing the amount of antibiotic that can attack the bacterial cells. (a) In what way are both of these periods similar? - the virulence factors are: aflatoxin & gliotoxin 3. 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. (d) affinity. If racing at sea level, find the velocity this cyclist can maintain. B Mumps and measles rheumatic fever 23. Definition. Blood is the only bodily fluid that can carry pathogens. False, False perchlorate is released as a gas form rockets but is then dissolved into water in the atmosphere or when it falls to the ground, The Language of Composition: Reading, Writing, Rhetoric, Lawrence Scanlon, Renee H. Shea, Robin Dissin Aufses, Literature and Composition: Reading, Writing,Thinking, Carol Jago, Lawrence Scanlon, Renee H. Shea, Robin Dissin Aufses. *The Major Histocompatibility Complex antigens must match to avoid rejection of the transplant. 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. 8 00:48:34 Multiple Choice Supergroup Amoebozoans - Giardia intestinalis (Giardiasis) Supergroup Amoebozoans - Entamoeba histolytica (Amoebiasis) Supergroup SAR - Plasmodium (Malaria) Supergroup Excavata. B cell activated; antigen binds to BCR; B cell divides; plasma cells form 2 Q One-celled plants and animals are called: unicells. Definition. damage resulting in cell lysis Margination is defined as the process in which monocytes stick to the wall of the blood vessels at the site of infection Which of the following pairs is mismatched? A difference between an acute disease and chronic disease is that chronic diseases have an extended period of __________. This mutation affects the A-subunit, preventing it from interacting with any host protein. In each of the following sentences, cross out any incorrect word and write the correct word above it. which biological agent is not considered by terrorist for the mass destruction of people? CINO2CINO_2CINO2 (NNN is the central atom), a harmful condition that is spread from one living thing to another. *The correct order is: antigen binds to BCR; B cell activated; B cell divides; plasma cells form. Hepatitis B c. HIV d. E.coli Definition a. MTBE and gasoline leak from old tanks, then the MTBE dissolved into water and moves through soils into groundwater. What is the minimum number of mirrors needed for this task? D Protozoa, Which two diseases can be life threatening? causing them to burst. Multiple Choice Cryptococcus neoformans causes a systemic infection primarily involving the gastrointestinal tract; this fungus always grows as a large. 1. i0g:M&$"w I4EBKLVE^Jqrv>A5N\ P. aeruginosa usually causes localized ear and eye infections but can cause pneumonia or septicemia in vulnerable individuals like newborn babies. 24. False, True They use up nutrients and release wastes, preventing pathogenic bacteria from gaining a foothold. helper T cell *The spleen cleanses the blood. This mutation affects the A-subunit, preventing it from interacting with any host protein. IgM Diseases that involve biofilm-producing bacteria are of serious concern. (b) How do they differ? creating interferon. Universal precautions Treating all human materials as if to be infected with bloodborne pathogens is called a. PTd?M5I$w7AKvnC=_$QisBH " Rjob/V? B fungus. A biological or physical vehicle that carries an agent to a host describes a what? One set of the body's defenses are called "innate." Which of the following is defined as a plant or animal so small it can only be seen with a microscope? IgD B Virus This risk is about _____ percent!". It does not grow in the absence of oxygen. 36. Study with Quizlet and memorize flashcards containing terms like pathogens are one of the major sources of environmental risks. It is one of the most common bacterial causes of diarrhea and the most common cause of foodborne-related hospitalizations and deaths. 20. Nosocomial diseases are acquired from hospital settings. A difference between an acute disease and chronic disease is that chronic diseases have an extended period of __________. Which of the following viruses lives permanently in the cells and flares up periodically? Section: 07.05, An allergic response is an over reaction of the immune system. Which of the following would be a sign of an infection? A) Anton van Leeuwenhoek B) Louis Pasteur C) Robert Koch . Washing your hands is one of the main ways to prevent from getting sick. anaphylactic An employee who has been exposed to blood or OPIM must be offered a private medical evaluation. OSHA Bloodborne Pathogens Quiz 2: Statistics & Pathophysiology Multiple Choice Identify the choice that best completes the statement or answers the question. IgG Section: 07.04. *Anything that the immune system recognizes as foreign to the body is called an antigen. It promotes blood clotting. Immunity produced by the injection of gamma globulin is known as what? The glycoprotein adhesion gp120 on HIV must interact with __________ on some immune cells as the first step in the process of infecting the cell. involves chemical barriers to entry. Section: 07.02, What cell types are involved in the inflammatory response? Workplace Bloodborne Pathogens Toll-Free 1-877-922-7233 Program #07-108 www.osha-safety-training.net Employee Training Quiz - Workplace Bloodborne Pathogens 1. Explain three reasons why biofilm formers are more pathogenic. Section: 07.05, Cytokines are signaling molecules produced by T lymphocytes. *The Mantoux skin test uses the delayed allergic response to indicate exposure to tuberculosis. is composed of normal flora. Number if studies suggest that these elevated concentrations can be traced back to emissions from rockets. Approximately how many people are affected by nosocomial infections each year in the United States? 19. 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. C Athlete's foot and ringworm *Epinephrine counteracts the effects of histamine in anaphylactic shock. True D. degrade cell membranes to allow pathogens to escape phagosomes, 13. -Hand washing 10. Multiple Choice. destroying their nucleic acids. OSHA Bloodborne Pathogens Quiz 1: Microorganisms & the Chain of Infection Multiple Choice Identify the choice that best completes the statement or answers the question. 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. It is produced by a gram-negative bacterium. Julie S Snyder, Linda Lilley, Shelly Collins, Introduction to Sports Medicine and Athletic Training, April Lynch, Jerome Kotecki, Karen Vail-Smith, Laura Bonazzoli, Janet L. Hopson, Rebecca J. Donatelle, Tanya R. Littrell. A Strep throat 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. phagocytosis ______________ include cells from humans, animals, plants, protozoa, fungi, and most algae. a. the vehicle that carries the pathogen b. a person or population that comes in contact with a pathogen c. a person who has a party for friends and family d. the intermediate resevoir where the pathogen lives A person or population that comes in contact with a pathogen 9. %PDF-1.5 1. ____ 1. 2. D Strep throat and pneumonia, __________ are single celled organisms. Who is covered by the bloodborne pathogen standard? Does the Earth really go around the Sun? Eleanor Noss Whitney, Ellie Whitney, Frances Sizer, DIET200 Chapter 4: Digestion and Absorption. Approximately how many people die each year as a result of nosocomial infections? Add back the fimbriae gene (on a plasmid) into the mutant to construct a complemented strain. - produces protease. active, neutral a. pathogens b. nonpathogens c. opportunistic pathogens d. indigenous microflora e. saprophytes: Term. Simgle-celled microscopic animals that realease enzymes or toxing that destroy cells are called what? True They cause an inflammatory response that kills pathogenic bacteria upon contact. (a) Would the toxin be able to enter into the intestinal epithelial cell? True Diseases can either be noninfectious (due to genetics and environment) or infectious (due to pathogens). *The antigen first binds to the B-cell receptor (BCR) to activate antibody-mediated immunity. *In active immunity the individual produces antibodies against particular pathogens and in passive immunity the individual is given specific antibodies against a pathogen. Which of the following is NOT a pathogen? a. neutrophils and macrophages If you have a __________, you literally have a plant living on your body. They release histamine which causes blood vessels to become permeable. What is one disease most children are vaccinated against? Which of the lymphatic organs is also part of the skeletal system? False 3. Safety glasses are not necessary when working with BBP? macrophages Section: 07.04, Cytokines assist in regulating white blood cell formation. {H(Iq4fU{dwYVH@hi!XM!9/fiTxUyf+0v Aq]e;-yTzY7&#wcYk#Doyiclr"c!C all of the following may contribute to urinary tract infections except? They are both forms of an infection. A Mononucleosis D Bacteria, What is the common cold's pathogen. Section: 07.04. Some fungi produce toxins and exoenzymes involved in disease production and capsules that provide protection of phagocytosis. They are not as easily treated compared with those involving free-floating (or planktonic) bacteria. 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. You also discover that it targets liver cells. 2 0 obj 15. Which of the following is an example of a noncommunicable infectious disease? Hypersensitivity to a substance in one's diet or environment is called what? Noise b. False, False Which of the following pathogens undergoes antigenic variation to avoid immune defenses? 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? 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. True The adaptive immune response includes: humoral immune response, cell-mediated immune response Explain how helminths evade the immune system. Laws against___ have been challenged in court on the grounds that they violate one's constitutional rights. *Inflammation and the release of histamine is part of the body's innate defenses. *"Innate" in this context means that these defenses act indiscriminately against all pathogens. Which of the following would be a virulence factor of a pathogen? The lymphatic system will play a role in defending the body against pathogens and maintaining a state of homeostasis. ", Organisms or the toxins they produce that can cause disease in people or animals are known as, "Any item that has the potential to pierce, cut, or puncture the skin should be disposed of in a proper puncture proof container immediately after being used.". OSHA Bloodborne Pathogens Quiz 4: The OSHA Bloodborne Pathogens Standard Multiple Choice Identify the choice that best completes the statement or answers the question. Try it now. Automatically remove your image background. *(g) chiral. They are both forms of an immune deficiency. Section: 07.02. Ability to damage the host The characteristics of a pathogen that determine its virulence include which of the following? Which of the following is NOT considered a bloodborne pathogen? rheumatoid arthritis What does this evidence tell you about this chemical? This category is best described by which of the following? is part of the inflammatory response. rheumatic fever 18. 33. Which pathogen is most virulent? Which of the following applies to hyaluronidase? Uploaded By AndreaM8. C. marinates the cut-up pieces of raw chicken in the . Biofilm forms EPS, which allows the bacteria to remain attached to the host tissues. Which of the following is a nonspecific defense against pathogens? Which of the following is a major virulence factor for the fungal pathogen Cryptococcus? *Monocytes become macrophages once they enter the tissues. *Allergic responses are hypersensitivities (greater sensitivities). 36. One response of the human immune. HCG False, False 34. a generalized and nonspecific set of defenses against a class or group of pathogens. What type of response is this? What is the similarity between mitosis and meiosis? causing them to burst. In this context, this means B. promote pathogen spread through connective tissue. mononucleosis is most common amoung the elderly. It is an injection of serum that contains antibodies. epinephrine -Protective Equipment 29. Brian goes to the hospital after not feeling well for a week. Based on these characteristics, how would you classify this toxin? All of the following diseases are primarily spread by animals or insects except? These pathogens include, but are not limited to, hepatitis B (HBV), hepatitis C (HCV) and human immunodeficiency virus (HIV). bone marrow and thyroid Symptoms of a disease are subjective and are reported by the patient. Blood is the only bodily fluid that can carry pathogens. It is produced by a gram-negative bacterium. Cilia, fimbriae, and pili are all examples of structures used by microbes for __________. Undifferentiated B-cells remain as memory cells. general u|m_0 O0"Nff ~#e Humoral immunity: The B-cells produce an army of proteins is response to the pathogen. the bacterium becoming most resistant to antibiotic treatments, such as penicillin, is known as what? *IgE antibody levels rise in an parasite infection and would therefore be higher than normal. Explain three reasons why biofilm formers are more pathogenic. It is composed mostly of protein, has high toxicity, and is not heat stable. Exoenzymes are classified according to the macromolecule they target and exotoxins are classified based on their mechanism of action. *Since viruses are not surrounded by a membrane, the membrane attack complex is ineffective against them. The EPS protects the bacteria from the host's immune response. cytokines. Diseases that involve biofilm-producing bacteria are of serious concern. sAR@`c&bChM=U,:n^W#*@'P|P\(Fdhv '?t2.qzM57r%e %KO%Li'[Tqo\,j6m neutrophils IgM (c) What initiates the period of decline? Pathogen A has an ID50 of 50 particles, pathogen B has an ID50 of 1,000 particles, and pathogen C has an ID50 of 1 106 particles. A Bacteria Bacteria in a biofilm are coated in EPS and, therefore, are not easily treated with antibiotics. *Hay fever is a hypersensitivity. 21. True 4. Universal response b. possess specific receptors. 31. - it is an opportunistic pathogen Which of the following statements about the treatment of viruses is not true? answer choices virus bacteria fungus parasite/protist Question 3 30 seconds Q. promote pathogen spread through connective tissue. Microbe c. Protozoa b. Bacteria d. Fungii ____ 2. Devise an arrangement of mirrors allowing you to see the back of your head. Which of the following is a major virulence factor for the fungal pathogen Cryptococcus? You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Which of the following is not a vaccine recommended for college students? normal flora (bacteria mostly), neutrophils and macrophages 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. delayed allergic period of illness = the time at which the signs and symptoms of disease are most obvious and severe. D Polio, Which disease is often called the "kissing disease" because you can get it from contact with saliva? they only act internally. They are both forms of active immunity. He has a fever of 38 C (100.4 F) and complains of nausea and a constant migraine. Neglect energy transfers with the environment. (a) How are these toxins similar? Since some bacteria in a biofilm are not actively growing (or are in exponential, or log, phase), they would not be affected by antibiotics. An infection that was not found to be present prior to hospital admission. plasma cell Which type of disease is this? Two types of toxins are hemolysins and leukocidins. A(n) __________ pathogen causes disease only when conditions are favorable for the microorganism because of transfer to an inappropriate body site or weakened immunity in an individual. pathogens are one of the major sources of environmental risks. Question: 6, Exposures to bloodborne pathogens can occur from which of the following? In this case, the person has acquired a(n) __________ disease. a. delayed allergic This allowed Streptococcus, a bacterium normally present in the mouth, to gain access to the blood. Cytokines are being investigated for a possible treatment of which disease? antibodies. Protozoal infection may lead to ht edevelopmen t of all the following conditions except? malaria, AIDS -The use of Personal 2003-2023 Chegg Inc. All rights reserved. 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. budding yeast with an elaborate capsule Cryptococcus neoformans causes a systemic infection primarily involving the lungs and central . )IAjBhX3d_FXLM5[7w ;crmYzw=4+7+ts37m?FW`4Tm*;`BGAQx ."VE1 complimentary sebaceous secretions Julio wants to cook chicken and bake a pie made with eggs and milk for his roommates. Simple one-celled organisms that are the most powerful pathogens are what? C Fungus degrade nucleic acid to promote spread of pathogen, degrade cell membranes to allow pathogens to escape phagosomes. D Viruses, Which childhood disease causes infantile paralysis? Suppose X is Poisson distributed with parameter =2.\lambda=2.=2. thymus and bone marrow 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 Endotoxin is the lipid A component of the LPS of the gram-negative cell envelope. 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). They activate the complement system which punches holes in the invading pathogen. How much to the bowl? *Lymphocytes are produced in the bone marrow and T lymphocytes travel to the thymus to mature. cell-mediated produces T and B cells. Needlesticks and other sharps-related injuries may expose workers to bloodborne pathogens. A 150 g copper bowl contains 220 g of water, both at 20.0^\circC. 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. Science; Biology; Biology questions and answers; Which of the following is the best storage solution for transporting a sputum sample containing a potential pathogen? You have recently identified a new toxin. *Neutrophils and macrophages are the main cells involved in the inflammatory response. For each of the following pairs of isotopes, indicate which one you think would be radioactive: Section: 07.03, Phil was exposed to parasitic worms on a recent field trip to the tropics. ", "In contrast to HIV, the Hepatits B virus has a much higher risk of transmission from something like a needle stick. they work very, very quickly. True Question: 33 Which of the following protozoan supergroup - pathogen pairs is incorrect? Draw the symbol that represents the pathogen. become plasma cells. When stung by a bee, Jackie goes into anaphylactic shock. Which of the following represent epigenetic changes caused by a pathogen that can affect its ability to cause infection in the host? A. hemolysin Which pathogen needs a host cell to reproduce? The virus infected the gorillas and chimpanzees, but only the chimpanzees got sick since the virus is not a pathogen to gorillas. Exoenzymes and toxins allow pathogens to invade host tissue and cause tissue damage. antigen binds to BCR; B cell divides; B cell activated; plasma cells form Which virus may be a contrututing factor in the development of cervical cancer? Ability to adhere to, colonize, or invade the host 3. Include a diagram in your explanation. It acts as a spreading factor. *Certain complement proteins involved in the membrane attack complex kill foreign microbes by causing them to burst. Why will a diverging (convex) mirror never produce a real image? Signs of a disease are objective and are measured. Bloodborne Pathogens Answer Key 1. Can you place a MediaPlayer in multiple MediaViews? OSHA mandates that all employers are required to provide the Hepatits B vaccination to employees free of charge. endobj the chemical forms a gas that is inhaled and travels deep into the lungs, Viruses regularly move between animals and humans in mayor but dangerous cases a brothers may undergo a genetic change that increases its risk of causing serious disease in human populations of the following changes in human animal interactions could reasonably be expected to increase the risk of human harm due to virus exposure, Humans now raise large number of animals for food, A medical facility stores material that produce out for radiation these materials are located in room surrounded by thin wooden walls what are the specific rest to a worker walking just outside the room, tobacco smoke is a teratogen. -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?". Which of the following are considered Universal Precautions?

which of the following is a pathogen quizlet 2023