EVERYDAY SCIENCE

Detailed explanation-1: -The definition of a blood-borne disease is one that can be spread by contamination by blood. The most common examples are HIV, hepatitis B and C (HBV/HCV) and viral haemorrhagic fevers.

Detailed explanation-2: -Human immunodeficiency virus (HIV), hepatitis B virus (HBV), and hepatitis C virus (HCV) are three of the most common bloodborne pathogens from which health care workers are at risk. However, bloodborne pathogens are implicated in the transmissions of more than 20 other pathogens (Beltrami et al 2000 ).

Detailed explanation-3: -Bloodborne pathogens such as HBV and HIV can be transmitted through contact with infected human blood and other potentially infectious body fluids such as: semen. vaginal secretions. cerebrospinal fluid.

Detailed explanation-4: -The pathogens of primary concern are the human immunodeficiency virus (HIV), hepatitis B virus (HBV), and hepatitis C virus (HCV).

Detailed explanation-5: -Direct contact infections spread when disease-causing microorganisms pass from the infected person to the healthy person via direct physical contact with blood or body fluids. Examples of direct contact are touching, kissing, sexual contact, contact with oral secretions, or contact with body lesions.