Mechanism and ways of transmission and source of appearance of coronavirus strains

The mechanism of transmission infection is a way moving an infectious agent from infected organism to susceptible one. Each disease has its own characteristic pathway pathogen transmission, which was formed during evolution preserve the as species. includes three phases: excretion host into environment, presence in introduction new organism. main for transmitting coronavirus air-droplet (or air-dust), pathogens are localized mucous membrane respiratory tract and transferred body through air. In this path, enters external environment sneezing coughing with liquid drops introduced human when inhaling air containing particles. If particles small, they some time form aerosol (drops suspended air), if larger, then settle on various surfaces at distance up two meters around sick person. Very often these frequent items: door handles, handrails transport, mobile phones, etc. Touching his face, person puts virus membranes nose, mouth, eye.