Factors that affect susceptibility to rabies infection.. The place of infection. Laceration of the tissues. Virulence and quantity of the virus. Places rich in nerves

1. Place of injury (proximity or distance from the brain).

2. Laceration of the tissues.

3. Virulence and the amount of virus that was injected into thewound.

4. Places rich in nerves (where the position is rich in nerves, the shorter the incubation period).