Pdf several countries spanning the equatorial forest regions of africa have had outbreaks of ebola hemorrhagic fever over the last three decades. Ebola virus haemorrhagic fever viral diseases enivd. Number of cases and death by species among outbreaks of hemorrhagic fevers due to ebola virus in africa between 1976 and 2014 data source. Confirmation that symptoms are caused by ebola virus infection are. Student discussion guide ebola virus disease evd, formally known as ebola haemorrhagic fever, has been causing worldwide concern as it infects people in countries out of west africa, including the united states.
International colloquium on ebola virus infection and other haemorrhagic. Ebola virus, together with the marburg virus, belongs to the family filoviridae. The mucinliked region of the ebola virus envelope play a significant role in viral infection in nonhuman primates and. The first outbreak of ebola ebola sudan infected over 284 people, with a mortality rate of 53%. Pdf ebola virus disease is one of the most deadly ailments known to mankind due to its. Ebola is a serious illness that is caused by a virus. The early response to the 2014 ebola outbreak, duration 45 minutes 2. Apr 21, 2015 over the past 40 years, sporadic ebola virus disease evd outbreaks have occurred mostly in the central african region.
Members of this family also include marburg, lassa, and other viruses that cause hemorrhagic fever, a group of illnesses that damage the vascular. The 2014 ebola epidemic in west africa is the first in history. Ebola virus powerpoint, video links, worksheet this lesson bundle includes a 75 slide powerpoint presentation about the ebola virus disease, worksheet, academic links, and three video links. Ebola hemorrhagic fever is a viral disease caused by ebola virus a member of the filoviridae family or filoviruses that results in nonspecific symptoms see symptom section of this article early in the disease and often causes internal and external hemorrhage bleeding as the disease progresses. Since the first recorded human outbreak in 1976, many teams have attempted to unravel the natural history of ebov in africa. A virus is a tiny germ that you cannot see with the naked eye. On 15 june 2017, no new confirmed or probable cases were reported. Genus ebola virus is 1 of 3 members of the filoviridae family filovirus, along. Activity ebola and cell signalling university of houston. This engaging book is testament that truth is scarier than fiction, and high school students love reading this book the ebola virus kills nine out of ten of its victims so quickly and gruesomely that even biohazard experts are ter. Jul 24, 2019 endemic to the african tropics, the ebola virus has killed thousands in recent years, putting the world health organization and major donor countries in the limelight as theyve grappled with. The first case was reported in guinea in march 2014, and the disease then spread into the neighboring countries of liberia and sierra. Viruses lesson plans and worksheets from thousands of teacher. The ebola virus is the cause of an acute illness that attacks multiple organ systems and can be fatal if left untreated.
Ebola hemorrhagic fever ebola virus disease medicinenet. This quiz and worksheet help you to assess your understanding of the ebola virus and its parts. This fact sheet sets out the recommendations of the comite sur les infections nosocomiales du quebec cinq2 for ebola virus disease prevention and control measures for quebec hospitals. This is the first documented ebolavirus outbreak in west africa. Vomiting, diarrhea, fever, severe headache, pain in the stomach and muscles. The natural history of ebola virus in africa sciencedirect. Examine your knowledge of the ebola virus with this interactive quiz. During the ebola outbreak in west africa, which was the largest by far in history, the three most affected countries sierra leone, guinea and liberia reported 28,616 confirmed, probable and suspected cases and 11,310 deaths. Answer the questions on this quizworksheet set to find out what you know about ebola. Outbreak of ebola virus disease in west africa ecdc. Viruses infect all types of life forms, from animals and plants to microorganisms, including bacteria.
Ebola virus disease evd, formerly known as ebola haemorrhagic fever, is a severe, often fatal illness in humans. Topics you should know in order to pass the quiz include the genome in. May 22, 2015 ebola virus historyebola virus history ebola virus, 1976 named for ebola river valleyebola virus, 1976 named for ebola river valley in congo where it first was studied,in congo where it first was studied, mainly occur in africans country. Endemic to the african tropics, the ebola virus has killed thousands in recent years, putting the world health organization and major donor countries in the limelight as theyve grappled with. History of ebola virus disease error processing ssi file. The virus is transmitted to people from wild animals and spreads in the human population through humantohuman transmission. This is the tenth ebola virus disease evd outbreak in the democratic.
Ebola in humans called ebola virus disease is actually a recent virus, with the first known outbreak occurring in africa in 1976. Ebola disease detectives december 2016 1of 5 overview in this lesson, students will analyze ebola sequences that were obtained from patients in sierra leone during the 2014 outbreak in west africa. When a virus is not in an infected cell it exists in the form of independent particles. An overview muhammad umair majid, 1 muhammad sufyan t ahir, 1 qurban ali, 1, abdul qayyum rao, 1 bushra rashid, 1 arfan ali, 2 idrees ahmad nasir, 1 and t. Ebolaviruses are negative stranded rna viruses that belong to the. This outbreak of the ebola virus is the deadliest in history, and its about to get even more serious. Factsheets communication resources ebola ebola virus. The ebola virus is a lipid enveloped virus in the family filoviridae. Read on for a timeline of the ebola virus, from the first epidemic to 2014. The world health organization ongo ongo ongo ongo ongo ongo ne year 1976 1976. Ebola virus disease evd, or simply ebola, is a viral haemorrhagic fever of humans and other primates caused by ebolaviruses. Ebola is not highly contagious because it spreads only by direct contact with secretions blood, vomit, diarrhea from a person or animal who has the disease.
Ebola virus, a rna virus, was discovered in 1976 as zaire ebolavirus and currently is responsible for outbreak in the west africa. However, most scientific articles continued to refer to ebola virus or used the terms ebola virus and zaire ebolavirus in parallel. The hot zone by richard preston is a totally horrifying true story. Ebola virus hemorrhagic fever is a zoonotic disease transmitted accidentally by direct contact with infected live or dead animals. Ebola factsheet pdf icon pdf 2 pages pdf 2 pages why ebola is not likely to become airborne pdf icon pdf 1 page facts about bushmeat and ebola html. December 2016 page 1 of 5 student worksheet handson activity ebola disease detectives introduction in this activity, you will analyze sequences of ebola viruses isolated from patients in sierra leone during the ebola. Led by the world health organization in conjunction with guineas ministry of health, the vsvebov vaccine trial is found to be 70100% effective against the ebola virus, making it the first vaccine against the disease. Have the class begin to circulate slowly and quietly around the room. Viruses a virus is a small infectious agent that duplicates itself inside of another living being. There is no vaccine injection that prevents the illness or cure available for ebola. It could be your lifesaver or, at least, it could prevent you from panicking. Handson activity ebola disease detectives educator materials. A few months later, the second ebola virus emerged from yambuku, zaire, ebola zaire eboz.
In 1976, ebola named after the ebola river in zaire first emerged in sudan and zaire. This handson activity allows students to analyze dna sequences of ebola viruses. Sep 30, 2014 the deadliest ebola outbreak in history has found the u. The history of the virus and its outbreaks, i urge everyone with a kindle or a kindle app, buy this book and read it now. The onset of evd is sudden and early symptoms include flulike illness, fever, muscle pain myalgia. In march 2014, an outbreak of evd was recognized in guinea which would become the most significant outbreak of haemorrhagic fever in africa to date. Ebola haemorrhagic fever ehf is an infectious disease of animal that can be transmitted to both human and nonhuman primates. Further information on past outbreaks is available at. Factsheets specific to the 2014 ebola outbreak in west africa. Since the last situation update on june, 9 alerts have been reported and investigated of which two fulfilled the case definition as a suspected. Viral load peaks 37 days after the onset of symptoms.
Signs and symptoms typically start between two days and three weeks after contracting the virus with a fever, sore throat, muscular pain, and headaches. Start the timer and tell the virus carrier to begin applying stickers to the arm or hand of as many students as. The illness affects humans and nonhuman primates monkeys, gorillas and chimpanzees. Classes discuss the ebola virus outbreak in 2014 and then groups develop an action plan based on. Medical scientific community first encountered this viral family when marburg virus appeared in 1967. Some context and background information is provided to supplement students present understanding about the ebola virus and the current outbreak. Why do you think this additional set of data is important to understanding the origin of the outbreaks. Aug 23, 2018 ebola virus, together with the marburg virus, belongs to the family filoviridae. Students are challenged to place sequences into groups based on similarities to determine the transmission history of the virus. Newspapers around the world have made the epidemic front page news and top headlines, and global health experts, such as the cdc, h. Find the answers to the worksheet in the materials section on the. You will be asked about the spread and danger posed by this disease. Ebola virus fact sheet ebola virus disease formerly known as ebola hemorrhagic fever is a severe, often fatal illness, with a death of up to 90%.
Medical scientific community first encountered this viral family when. Ebola virus disease evd, formerly known as ebola haemorrhagic fever, is a rare but severe, often fatal illness in humans. Pdf first reported in march 2014, the ebola virus disease evd outbreak in west africa has now. The deadliest ebola outbreak in history has found the u. Contact tracing activities were initiated on 5 august 2018. Two imported cases, including one death, and two locally acquired. Ebola virus disease is one of the most deadly ailments known to mankind due to its high mortality rate up to 90% accompanying with the disease. A history of ebola in 24 outbreaks the new york times. A history of ebola in 24 outbreaks by jonathan corum dec. Consequently, in 2010, a group of researchers recommended that the name ebola virus be adopted for a subclassification within the species zaire ebolavirus, with the corresponding abbreviation ebov. Vaccination trial against ebola virus in guinea is reported successful. Ebola virus disease has a fatality rate of 50% to 90%.
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