(a) How are these toxins similar? Employees who have an occupational exposure risk to blood or OPIM are to be offered the hepatitis B vaccination at no cost. Which of the following best describes the innate nonspecific immune system? normal flora (bacteria mostly), neutrophils and macrophages It acts as an opsonin i.e. A communicable disease that can be easily transmitted from person to person is which type of disease? Kochs postulates are used to determine whether a particular microorganism is a pathogen. does Chronic fatigue syndrome have a cure? Since fungal infections are of a certain type of microorganism, areas o fhte that can be infected include all but which of the following? False, False Inflammation is a response to infection or injury that helps the body heal. 1. a protein produced by plasma cells that attacks pathogens Explain how acupuncture could facilitate exposure to pathogens. 24. 1. Section: 07.04, What are the first antibodies produced by a plasma cell? A person or population that comes in contact with a pathogen. OSHA Bloodborne Pathogens Quiz 4: The OSHA Bloodborne Pathogens Standard Multiple Choice Identify the choice that best completes the statement or answers the question. Protozoa adhere to target cells through complex mechanisms and can cause cellular damage through release of cytopathic substances. Which of the following is defined as a plant or animal so small it can only be seen with a microscope? thyroid and tonsils helper T cell The Shiga and diphtheria toxins target __________ in host cells. The lymphatic system will play a role in defending the body against pathogens and maintaining a state of homeostasis. He has a fever of 38 C (100.4 F) and complains of nausea and a constant migraine. A Bacteria Any substance that the white blood cells recognize as foreign is known as what? B Chicken Pox mycoses. 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. Pages 35 Ratings 100% (6) 6 out of 6 people found this document helpful; Brian goes to the hospital after not feeling well for a week. 30. false Strep throat is caused by a? % Solved 33 Which of the following protozoan supergroup - | Chegg.com Solved Which of the following is the best storage solution - Chegg A. The larval form of Schistosoma mansoni uses a __________ to help it gain entry through intact skin. Brian goes to the hospital after not feeling well for a week. Noise b. 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. (a) Would the toxin be able to enter into the intestinal epithelial cell? toxic shock syndrome has been assiciated witht the use of what? Section: 07.02. *IgM antibodies activate the complement and clump cells. C. It is an example of an adhesin. Candida can invade tissue by producing the exoenzymes __________ and __________. On encountering the pathogen, B-cells differentiate into plasma cells that secrete antibodies into our blood. Which of the following is not a bloodborne pathogen? They are not as easily treated compared with those involving free-floating (or planktonic) bacteria. Endotoxin is the lipid A component of the LPS of the gram-negative cell envelope. (c) The number of pathogen particles began to decline/die off. D Polio, Which disease is often called the "kissing disease" because you can get it from contact with saliva? They cause an inflammatory response that kills pathogenic bacteria upon contact. What type of response is this? a form of immune deficiency, anything the immune system recognizes as foreign to the body bone marrow and thyroid There is currently no vaccination available for Hepatitis B. True Protozoal infection may lead to ht edevelopmen t of all the following conditions except? Section: 07.05, Cytokines are signaling molecules produced by T lymphocytes. endobj A. Candida False, True - the virulence factors are: aflatoxin & gliotoxin B Inchworms Draw the symbol that represents the pathogen. An infection that was not found to be present prior to hospital admission. myasthenia gravis, hay fever budding yeast with an elaborate capsule Cryptococcus neoformans causes a systemic infection primarily involving the lungs and central . 3 0 obj Does the Earth really go around the Sun? *The antigen first binds to the B-cell receptor (BCR) to activate antibody-mediated immunity. *Cytokines regulate white blood cell formation so they are being investigated as a possible treatment for AIDS. *Allergic responses are hypersensitivities (greater sensitivities). Saved Help Which of the following statements is correct about the human pathogen Cryptococcus neoformans? 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. Undifferentiated B-cells remain as memory cells. 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. 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. histamine The concentration of pathogen needed to kill 50% of an infected group of test animals is the __________. Section: 07.03, The acquired defense system only recognizes and destroys cells with antigens that come from outside the body. Bloodborne pathogens are infectious microorganisms in human blood that can cause disease in humans. Section: 07.02, The membrane attack complex of the complement system is not effective against viruses. The EPS protects the bacteria from the host's immune response. 4 0 obj A world-class bicycle rider can generate one-half horsepower for long periods. Ch 15 Quizlet Flashcards | Chegg.com During which stage of the infection process is an individual highly contagious? False, True As a result, the patient developed bacterial endocarditis (an infection of the heart). The length of each rod is about the same: assume 55cm55 \mathrm{~cm}55cm. a. an aerotolerant anaerobe b. an obligate aerobe c. an obligate anaerobe d. a facultative anaerobe View Text Answer Jump To Question IgM D. It is produced by immune cells to target pathogens. Imagine that a mutation in the gene encoding the cholera toxin was made. B cell activated; antigen binds to BCR; B cell divides; plasma cells form they act indiscriminately against all pathogens. Ability to adhere to, colonize, or invade the host 3. perforin, perforin *Rheumatic fever is associated with an inflammatory response that can damage the heart muscle and valves. Acupuncture is a form of alternative medicine that is used for pain relief. active Which of the following is a major virulence factor for the fungal pathogen Cryptococcus? -Cough etiquette Which pathogen is most virulent? In this case, the person has acquired a(n) __________ disease. Which of the following is an example of a noncommunicable infectious disease? A) the sticking of monocytes to the wall of the blood vessels at the site of infection. This mutation affects the A-subunit, preventing it from interacting with any host protein. The thymus cleanses the blood from the cardiovascular system of cellular debris and bacteria. a generalized and nonspecific set of defenses against a class or group of pathogens. 1. *It is true that cytokines assist in regulating white blood cell formation. This allowed Streptococcus, a bacterium normally present in the mouth, to gain access to the blood. False 2. Healthcare providers that use the sinks could also pick up the pathogen and transmit the bacterium to patients as well. 16. 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. IgG Which of the following statements about the treatment of viruses is not true? Which of the Following is Not a Function of Inflammation? eosinophils and neutrophils Distinguish between the signs and symptoms of disease in Brians case. Imagine that a mutation in the gene encoding the cholera toxin was made. Adhesins are usually located on __________ of the pathogen and are composed mainly of __________ and __________. Myasthenia gravis develops when antibodies attach to and interfere with the function of neuromuscular junctions. *They use up nutrients and release wastes, preventing pathogenic bacteria from gaining a foothold. The concentration of pathogen needed to kill 50% of an infected group of test animals is the __________. Section: 07.03, Shaun was in need of a kidney transplant. 25. -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?". They are both forms of passive immunity. IgG A Mononucleosis general B-cell mediated. B Mumps and measles Define the viscosity and osmolarity of blood. IgA 20. 9. The hallmark symptoms of meningitis include all of the following except? Some fungi produce toxins and exoenzymes involved in disease production and capsules that provide protection of phagocytosis. The body can only be exposed to a pathogen a second time if you do not have a vaccine. i0g:M&$"w I4EBKLVE^Jqrv>A5N\ 2003-2023 Chegg Inc. All rights reserved. What is one disease most children are vaccinated against? Which of the following are considered Universal Precautions? they act indiscriminately against all pathogens. Consider an airplane flying at a pressure altitude of 33,500 ft and a density altitude of 32,000 ft. Which of the following are most likely to be pathogens a Macroparasites b. If clearly labeled, food and drink are permitted in areas where BBP exposures may occur. Two types of toxins are hemolysins and leukocidins. Which of the following is not a vaccine recommended for college students? Section: 07.03, Cytotoxic T cells contain what type of molecules that punch holes in the plasma membranes of potential pathogens? It does not grow in the absence of oxygen. IgM Which pathogen is non-living? B. keeps the pie chilled before serving it. %PDF-1.5 The principal reason the company ran that ad was to attract attention. They phagocytize any pathogenic bacteria that attempt to infect. plasma cells form; B cell activated; B cell divides; antigen binds to BCR Chapter 1 Flashcards Study with Quizlet and memorize flashcards containing terms like pathogens are one of the major sources of environmental risks. Simple one-celled organisms that are the most powerful pathogens are what? all of the following may contribute to urinary tract infections except? Virulence factors contribute to a pathogens ability to cause disease. A Bacteria They are both forms of an immune deficiency. *Lymphocytes are produced in the bone marrow and T lymphocytes travel to the thymus to mature. passive, active Neglect energy transfers with the environment. Section: 07.04. Universal response b. possess fimbrae. An infection is an invasion by pathogens that reproduce, multiply, and cause disease. These cells provide two types of acquired immunity: 1. Myasthenia gravis u|m_0 O0"Nff ~#e memory cell Eleanor Noss Whitney, Ellie Whitney, Frances Sizer, DIET200 Chapter 4: Digestion and Absorption. They activate the complement system which punches holes in the invading pathogen. I will be given an exposure plan by my clinical instructor/coordinator detailing what steps I should take if I am exposed to a potentially infectious source while at my clinical site. 27. ", "According the Centers for Disease Control, how many people living in the United States suffer from chronic HBV? *Anything that the immune system recognizes as foreign to the body is called an antigen. Describe the virulence factors associated with the fungal pathogen Aspergillus. They release histamine which causes blood vessels to become permeable. Section: 07.03, What is the definition of an antigen? If you have a __________, you literally have a plant living on your body. although standard precautions apply to all potentially infections situations, TBPs are chosen based on the potential means of transmission of the disease or condition. CH 7 Antibiotics, Antifungals, and Antivirals Flashcards Preview A 150 g copper bowl contains 220 g of water, both at 20.0^\circC.
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