高考英语总复习专题课件-认识新冠病毒(英文版).pptx

1、Coronavirus Coronavirus Disease 2019 Disease 2019(COVID-19)(COVID-19)What you need to knowDisclaimer:This presentation has been developed for educational purposes only.It is not a substitute for professional medical advice.Should you have questions or concerns about any topic described here,please c

2、onsult your medical professional.Version 4.02021年高考英语总复习专题课件2SARS-CoV-2 is a new virus.The first cases were identified in people with pneumoniapneumonia in Wuhan,China,in late December 2019.It probably started in animals but is now spreading between people.As this virus is new,we are learning more a

3、ll the time,and what we know now may change.3Many countries have now detected the virus in travellers.Some people who were in contact with these travellers were infected by them.It is possible that other locations will have cases of COVID-19.Although there is a lot we dont know yet about this new vi

4、rus,we can still prevent the disease and stop an outbreak.4Most people are being infected from other people.It probably spreads the same way as colds and flu through droplets which are created when we talk,cough and sneeze.People can get infected when these droplets enter the nose,eyes or mouth.Touc

5、hing contaminated objects puts the droplets onto your hands.If you touch your face the droplets can enter your nose/eyes/mouth.Some other coronaviruses have spread through faeces,and COVID-19 might also spread this way.5FeverFeverCoughCoughShortness Shortness of breathof breathMuscle Muscle achesach

6、esDiarrhoeaDiarrhoeaSore Sore throatthroatSymptoms start about one day after exposure,but can be as long as 14 days.Some people have no symptoms,most most have a mild illness.It can be severe and sometimes fatal.6Because symptoms are similar to many other illnesses,tests are needed to make the diagn

7、osis(throat swab,blood test).There is no specific treatment.There is no specific treatment.Mild symptoms can be treated with medicine to lower the fever,or relieve pain.If symptoms are more severe,treatment in hospital is required.7Maintain good personal hygieneMaintain good personal hygieneWash you

8、r hands frequently with soap and water.Use alcohol-based hand sanitiser when soap and water are not readily available.Cover your coughs and sneezes.Use a tissue or your upper sleeve.Immediately throw the tissue in a bin and wash your hands.Anyone who has any symptoms Anyone who has any symptoms even

9、 if only mild should stay even if only mild should stay home and seek medical advice.home and seek medical advice.8Avoid touching your face(eyes,nose and mouth)especially if you have touched objects handled by many people(such as handrails,door handles).Do not share food,drinks and personal items.9K

10、eep away from people who are sick dont let them cough or sneeze on you.Avoid activities which expose you to large groups of people.Avoid shaking hands,kissing or hugging;instead wave,bow,nod or use any other culturally appropriate gesture to greet visitors maintaining a distance of at least one metr

11、e.When in public areas,as much as possible,keep 1-2 metres distance from other people.Get the flu shot this will reduce the risk of seasonal flu and possible confusion with COVID-19 symptoms.10Monitor your health.Seek medical attention if you develop symptoms,following the local procedure for your l

12、ocation.When travelling to medical care,consider wearing a mask,use private transport and avoid contact with others as much as possible.Ensure you provide your travel history to the medical facility.11Do not travel.Do not travel.Cover your coughs and sneezes use a tissue or a mask if available and w

13、ash your hands with soap and water.Seek medical attention Seek medical attention let the doctor know if you have travelled recently,and if you were in contact with someone who is sick.If you dont need to go to hospital stay home as much as possible.Do not go to work.Minimise contact with other peopl

14、e until you have recovered.12Is important to stop the spread of the virus“Screening”may be done at entry points to detect sick people.You may be asked where you have been,and your temperature may be taken.Health authorities may perform“contact tracing”identifying people who have been in contact with

15、 someone with COVID-19.These contacts may be asked oto stay at home for 14 days so they dont infect other people.oto monitor their health for 14 days in case they develop symptoms.Follow the advice of health authorities.13Healthy people dont need to wear masks.Wear a mask if:oYou are coughing or sneezing.oYou are caring for a sick person at home or in healthcare setting.Masks alone dont protect they should be used along with other hygiene measures.Follow manufacturers advice for using the mask.14