Tartuntareiteillä
Tartuntareiteillä refers to the pathways or modes by which infectious agents, such as bacteria, viruses, fungi, or parasites, can spread from an infected person, animal, or the environment to a susceptible host. Understanding these routes is crucial for preventing and controlling the transmission of diseases.
The primary routes of transmission can be broadly categorized. Direct contact involves physical contact between an
Indirect transmission occurs when a susceptible host comes into contact with a contaminated intermediate object, known
Finally, vertical transmission occurs when an infection is passed from a mother to her child during pregnancy,