Learning Objectives. Infectious agents come in many shapes and sizes. Solid Biohazardous Waste. Infectious diseases can be caused by: Bacteria. Infectious agents are present all around us, and they come in different shapes and sizes. View Fundamentals Module 6 quiz .docx from NURSING 2115 at Rasmussen College. These materials include personal protective equipment (PPE), Petri dishes, towels, linens, and pipettes. The Centers for Disease Control and Prevention (CDC) defines an outbreak or epidemic as "the occurrence of more cases of disease, injury, or other health condition than expected in a given area or among a specific group of persons during a specific period.". Question 3 The transmission of communicable diseases depends on the successful interaction of the following: (Select all that apply) a. infectious agent b. pesticides c. the host d. the environment Question 4 Triage in a disaster setting centers on individuals only. Q. 10-2. protozoans. Colon and Rectal Cancer. 1/30/2019 Test: Micro Chapter 8 | Quizlet NAME 44 Multiple choice questions 1. What Are Infectious Agents? High-priority agents include organisms that pose a risk to national security because they. Their scope is broad to include foodborne and waterborne illnesses, infections that spread in hospitals, infections that are resistant to antibiotics, deadly diseases like Ebola and anthrax, illnesses that affect immigrants, migrants, refugees, and . lydia_varisco PLUS Terms in this set (89) The five major categories of infectious agents include bacteria, protozoans, multicellular parasites, viruses and ___. Airborne transmission occurs through very small particles or droplet nuclei that contain infectious agents and can remain suspended in air for extended periods of time. Select all that apply. Human blood may also fall into Category B; again, this classification requires . Fungi grow like plants. There are 68 select agents and toxins. A, B, C. In the definition of epidemiology, "distribution" refers to descriptive epidemiology, while "determinants" refers to analytic epidemiology. Infections of the respiratory tract are grouped according to their symptomatology and anatomic involvement. Bronchitis is the inflammation of the lining of bronchial tubes, which carry air to and from the lungs.Acute bronchitis is often caused by … View the full answer Transcribed image text: Identify all answer choices that best complete the question. Types of infectious agents. 4.8 Select Agents and Toxins. HPV vaccines protect against infection with human papillomaviruses (HPV). (Select all that apply.) Narrow-spectrum anti-infectives are agents that are so selective in their action that they are effective against only a few microorganisms. Genome sequences from different organisms associated with a specific syndrome are affixed to a chip in microarray analysis.Genome sequences from different organisms associated with a specific syndrome are affixed to a chip in microarray analysis. In some cases, can be easily disseminated or transmitted from person to person; bacteria. Airborne Precautions. Which are considered biological agents? But that's not all. But a pathogen or a parasite, like any other organism, is simply trying to live and procreate. Check All That Apply. Agents that cause infectious diseases can be transmitted in many ways like. An infectious agent is something that infiltrates another living thing, like you. ; Narrow-spectrum anti-infectives are agents that are so selective in their action that they are effective against only a few . Share; Tweet; Advertisement. through body fluids. Introduction. Many scientists believe that the immune system is also important in attacking and destroying newly formed cancer cells. Living at the expense of a host organism is a very attractive strategy, and it is possible that every living organism on earth is subject to some type of infection or parasitism (Figure 25-1). William L. Nicholson, Christopher D. Paddock. Differentiate between microorganisms of various biological safety levels and explain methods used for handling microbes at each level. Infectious agents are biological agents capable of producing an infection or infectious disease. through the air. The current list of these Select Agents is available directly from the CDC website. Infectious diseases: these diseases are caused by an external organism like virus, bacteria or parasites. external icon. Infectious Agents. all of these. Select one or more: a. coronavirus, rhinovirus b. respiratory syncytial virus c. parainfluenza virus d. influenza virus. Newborns are at highest risk for acute bacterial meningitis. Infection is the result of a complex interrelationship between a potential host and an infectious agent. All wastes are decontaminated before removal from the . Recombinant viral vectors (replication defective); including AAV, Adenovirus, FIV, HIV. The goal of therapy is interference with the normal function of the invading organisms to prevent them from reproducing and thereby causing cell death. Healthcare workers have a high risk of contact with infectious agents due to the various types of activities involved with their jobs and the possibilities of contamination. Causes. Infection in a previously healthy person c. Caused by secondary infection d. trachea red bone marrow yellow bone marrow thyroid gland thymus gland red bone marrow The best example of infectious disease is flu. answer choices . What are the three main contributors to disease occurence? a new disease) (2,4). In 2017, thousands of people in the United States alone died from the flu. Transcribed image text: Please select all the TRUE statements regarding giardiasis and its causative agent. Acute illness caused by agents circulating in the blood b. 10 Examples of Biohazardous Waste include: Cultures, stocks, or any laboratory agent that may be contaminated with an infectious disease (often defined as microbiological waste) 2 / Any type of waste produced in the room of a patient diagnosed with a communicable disease. Select all that apply. The main characteristic of these diseases is that they are high contagious. The cause, set of causes, or manner of causation of a disease or condition. 1 Stool 2 Urine 3 Blood 4 Wound 1 Which method is most effective to break the chain of infection? 4 / Animal waste or waste resulting from veterinary procedures. Module 6 Quiz 1. all of these. Leukotrienes cause prolonged smooth muscle contraction, which results in the bronchial spasms of asthma. Their main feature is the ability to respond quickly and broadly when a problem arises, typically leading to inflammation. The following human body fluids: semen, vaginal secretions, cerebrospinal fluid, synovial fluid, pleural fluid, pericardial fluid, peritoneal fluid, amniotic fluid, saliva in dental procedures, any body fluid that is visibly contaminated with blood, and all body . View Fundamentals Module 6 quiz .docx from NURSING 2115 at Rasmussen College. The agents that cause disease fall into five groups: viruses, bacteria, fungi, protozoa, and helminths (worms).Protozoa and worms are usually grouped together as parasites, and are the subject of the discipline of parasitology, whereas viruses, bacteria, and fungi are the subject of microbiology. Rickettsial infections are caused by multiple bacteria from the order Rickettsiales and genera Rickettsia, Anaplasma, Ehrlichia, Neorickettsia, Neoehrlichia, and Orientia (). This might let some other viruses, such as HPV, thrive, which might lead to cancer. Biology. A teratogenic agent is a chemical, infectious agent, physical condition, or deficiency that, on fetal exposure, can alter fetal morphology or subsequent function. Check All That Apply Giardiasis is caused by the flagellated protozoan Giardia lamblia. True False through contaminated water. What is the most significant and most commonly observed infectious agent in health protozoans. Infectious disease This is caused by an agent that spreads between susceptible individuals in a population Contagious disease This is an infectious disease that is contracted by a susceptible member of the population COMING INTO DIRECT CONTACT with another infected individual. This must be a virus If someone is infected with a virus, resulting in activated and memory B-lymphoctes and T-lymphoctes, they are exhibiting ____________ immunity. View the full answer. Unless you've been living under a rock, you already know there are currently hundreds of thousands of cases of Covid-19 worldwide. Longer exposure more Acute upper respiratory infections (URI) include the common cold, pharyngitis, epiglottitis, and laryngotracheitis (Fig. 1.Please select the three most prevalent types of healthcare-associated infections.Check All That Applya.septicemiasepticemia b.surgical site infections c.skin infections d.urinary tract infectionse.respiratory infections f.reproductive tract infectious rg.gastrointestinal infections 2.Please. Invasiveness: The ability to penetrate and spread throughout the tissue. Bacteria and protozoans are microscopic one-celled organisms. The U.S. public health system and primary healthcare providers must be prepared to address various biological agents, including pathogens that are rarely seen in the United States. Biology questions and answers. View Test Prep - Test_ Micro Chapter 8 _ Quizlet.pdf from BIO BIO-330 at Alabama A&M University. INFECTIOUS AGENTS. Vasodilation may result from the action of histamine, bradykinin, and prostaglandin. A flu virus can cause a runny nose, muscle aches, and an upset stomach. We normally think of pathogens in hostile terms—as invaders that attack our bodies. Origin: Chapter 14- Risk of Infectious and Communicable Diseases, 1 1.The nurse works with a female client who recently developed an infection of Staphylococcus aureus while in the hospital. E. coli: Non K-12 derivatives that require biosafety level 2 containment. Investigators must register with the EHRS Select Agent Program, IBC and the appropriate federal agency prior to possession, use or transfer of any Select Agent. Scored Test - ANSWERS Question 1 Influenza transmission occurs when the influenza virus (Infectious Agent), lives and grows in the client's/patient's/resident's lungs and air passages (Reservoir), exits the respiratory tract through coughing and sneezing (Portal of Exit), travels via Helminths resemble worms. viruses. 93-1). They include bacteria, fungi, viruses, and parasites. Compare disinfectants, antiseptics, and sterilants. They include neutrophils, eosinophils, basophils, mast cells, monocytes, dendritic cells, and macrophages (See Immune Cells for detailed descriptions). regulated by the Federal Select Agent program. The first link in the chain of infection is the infectious agent or pathogen which can take the form of: Viruses - such as Influenza A, shingles and Hepatitis Bacteria - including Lyme disease and Leptospirosis Fungi - for example Candidiasis and Aspergillosis Parasitic protozoan diseases - such as Malaria, Giardia and Toxoplasmosis A. But there's much more knowledge you . Infectious diseases are caused by diverse living agents that replicate in their hosts. An infectious agent is something that infiltrates another living thing, like you. Breast Cancer. decline. In 2003, over 8,000 people became ill with symptoms of SARS, and of these, over 700 died.. Needless to say, infectious diseases need to be taken seriously. Cognitive Level: Knowledge REF.p. Their primary function is to reproduce, thrive, and spread quickly and efficiently. These agents include bacteria, fungi, parasites, prions, rickettsial agents and viruses, the latter being probably the largest and most important group. B. Emerging diseases include HIV infections, SARS, Lyme disease, Escherichia coli O157:H7 (E. coli), hantavirus, dengue fever, West Nile virus, and the Zika virus. C) The pathogen must reproduce with a virus. These organisms, depending on the context, can cause benefits or harm. Put a " " in the appropriate box. Antigenicity: The ability to stimulate an immunological response. Many scientists believe that the immune system is also important in attacking and destroying newly formed cancer cells. Septicemia is: a. Describe the principles of controlling the presence of microorganisms through sterilization and disinfection. Q. Select Agents and Toxins are a collection of designated infectious agents and toxins that, by their nature, have the potential to pose a severe threat to public health and safety; this threat has resulted in the creation of a number of legislative acts. Reemerging diseases are diseases that reappear after they have been on a significant decline. 1 "Other Potentially Infectious Materials," as defined in the OSHA Bloodborne Pathogens standard (29 CFR 1910.1030(b)), means: . A health care worker removes a soiled dressing and puts it directly into the garbage. An infectious disease agent may cause: a. Airborne precautions are required to protect against airborne transmission of infectious agents. In many instances the work or research involves vertebrate animals, everything from mice to cattle. Investigators should contact EHRS (215-707-2520) to register any research project involved in using a . Agents that cause infectious diseases can be transmitted in many ways like. N meningitidis causes approximately 4 cases per 100,000 children aged 1-23 months. The period of time in which the infected individual can transmit the disease (when someone is "infectious") The duration between initial infection and the individual becoming infectious. convalescence. Infectious agents deposited by one person can potentially be transmitted to a subsequent drinker. Sections. answer choices . 1/30/2019 Test: Micro Chapter 8 | Quizlet NAME 44 Multiple choice questions 1. Definition. SURVEY . 30 seconds . SURVEY . Fomites are inanimate objects that can become contaminated with infectious agents and serve as a mechanism for transfer between hosts. Longer exposure more Module 6 Quiz 1. Anti-infective agents act on invading organisms in several different ways as mentioned above. Understanding these six characteristics and how they work helps nurses prevent and/or treat infectious disease. These infectious diseases can be transmitted by animals, humans, insects or other agents. Select the infectious agents that are noncellular. Prions Satellite viruses Viroids Viruses are inactive macromolecules inside of a host cell. Diseases requiring airborne precautions include, but are not limited to: Measles, Severe Acute Respiratory Syndrome (SARS), Varicella (chickenpox), and Mycobacterium tuberculosis.Airborne precautions apply to patients known or suspected to be infected with microorganisms . Products and services. Infectious diseases are the diseases caused by various pathogenic microorganisms such as virus, bacteria, protozoan, fungi, and other parasites. This policy has been developed in order to minimize the risk of exposure to those who may come into contact with biohazard waste generated in a UNC-CH research . HIV infects and destroys white blood cells known as helper T-cells, which weakens the body's immune system. Aerosol transmission, or related agents with unknown risk of transmission: ABSL-3 practices plus: Entrance through change room where personal clothing is removed and laboratory clothing is put on; shower on exiting. What is the most significant and most commonly observed infectious agent in health When an infectious agent hitches a ride, you have officially become an infected host.. There are four main classes . One, some, or all responses may be correct. Tags: Question 5 . Check all that apply. Explore Cancer A-Z. A) Host B) Environmental reservoir C) Agent D) Portal Ans: C Feedback: The agent, or the microbe that causes the disease, is the . There are five stages of infection: incubation. A health care worker cleans shared care equipment. d. All of the above e. a. and b. above 8.
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