Covid-19Student’s NameAuthor’s AffiliationCourse Name & NumberInstructor’s NameAssignment Due DateEvaluate how the Covid-19 threatens the respiratory functionAt the beginning of the COVID-19 infection, patients may experience varying symptoms that display similar signs and symptoms among the people suffering from the disease. Once the coronavirus enters into a person's body, the illness symptoms vary in severity as it threatens the human respiratory system resulting in breathing problems. The most common symptoms of COVID-19 that medical specialists have been able to detect include cough, difficulty in breathing, sore throat, body, muscle aches, fatigue, and diarrhea. Other symptoms of the illness include; loss of smell, runny nose, and chills or fever. Like other respiratory diseases, coronavirus affects the human respiratory system as it moves down along the respiratory tract through the nose or mouth to the lungs. On reaching the lungs, COVID-19 viruses penetrate through the ACE2 receptor's deeper airways, hence threatening the respiratory system's functioning more than other common cold viruses. The penetration of the COVID-19 causes inflammation of the lungs resulting in