Hepatitis A is what kind of disease?a.Food contamination b.Water-borne disease c.Air-borne disease d.Both (A.) and (B.)

Multiple Choice QuestionWhich of the following is not a waterborne disease caused by a pathogenic organism?Multiple choice question.Infectious hepatitisInfluenzaTyphoidCholera

Serum hepatitis is a general term for a group of liver diseases that are caused by viruses. These viruses can be transmitted through contact with contaminated blood or body fluids.MorphologyThe viruses that cause serum hepatitis are all small, round viruses that contain RNA. They are not visible under a light microscope, but they can be seen under an electron microscope.TypesThere are five main types of serum hepatitis:Hepatitis A: This is the most common type of serum hepatitis. It is caused by the hepatitis A virus (HAV). HAV is transmitted through contact with contaminated food or water.Hepatitis B: This is a serious type of serum hepatitis. It is caused by the hepatitis B virus (HBV). HBV is transmitted through contact with contaminated blood or body fluids.Hepatitis C: This is a chronic type of serum hepatitis. It is caused by the hepatitis C virus (HCV). HCV is transmitted through contact with contaminated blood or body fluids.Hepatitis D: This is a type of serum hepatitis that can only occur in people who are already infected with HBV. It is caused by the hepatitis D virus (HDV). HDV is transmitted through contact with contaminated blood or body fluids.Hepatitis E: This is a type of serum hepatitis that is most common in developing countries. It is caused by the hepatitis E virus (HEV). HEV is transmitted through contact with contaminated food or water.MediaThe viruses that cause serum hepatitis can be grown in a variety of culture media, including:Vero cells: These are cells from the kidney of the African green monkey.HepG2 cells: These are cells from a human liver tumor.Huh-7 cells: These are cells from a human hepatoblastoma.PathogenicityThe viruses that cause serum hepatitis damage the liver by causing inflammation and cell death. The amount of damage that is done depends on the type of virus and the person's immune system.ProphylaxisThere are vaccines available for hepatitis A and B. These vaccines can help to prevent infection with these viruses.Biochemical testsThere are a number of biochemical tests that can be used to diagnose serum hepatitis. These tests can measure the levels of liver enzymes and other proteins in the blood.Lab diagnosisThe diagnosis of serum hepatitis is based on a combination of clinical symptoms and laboratory tests. The most sensitive and specific test for serum hepatitis is a blood test that looks for antibodies to the hepatitis virus.TreatmentThere is no cure for serum hepatitis. However, there are treatments that can help to manage the symptoms and prevent complications. Treatment will vary depending on the type of hepatitis virus that causes the infection.For hepatitis A, treatment is usually supportive and includes rest, fluids, and a balanced diet. In some cases, hospitalization may be necessary.For hepatitis B, treatment may include antiviral medications to help reduce the amount of virus in the blood. In some cases, a liver transplant may be necessary.For hepatitis C, treatment may include antiviral medications to help reduce the amount of virus in the blood. In some cases, a liver transplant may be necessary.ConclusionSerum hepatitis is a group of liver diseases that are caused by viruses. These viruses can be transmitted through contact with contaminated blood or body fluids. There is no cure for serum hepatitis, but there are treatments that can help to manage the symptoms and prevent complications. People can help to protect themselves from serum hepatitis by getting vaccinated against hepatitis A and B, practicing safe sex, not using intravenous drugs, and getting regular medic

Which one of the following is a water borne disease ?A Tuberculosis  B Malaria C Cholera D Chicken pox

In which of the following disease is the liver affected?(A) Pneumonia (B) Hepatitis(C) AIDS (D) Amoebiasis

Cholera and Typhoid area.Vector borne diseasesb.Water borne diseasesc.Air borne diseasesd.None of the abov