IMMUNOLOGY

Detailed explanation-1: -Lyssaviruses cause the disease rabies, which is a fatal encephalitic disease resulting in approximately 59, 000 human deaths annually.

Detailed explanation-2: -Lyssavirus, a genus of the family Rhabdoviridae from order Mononegavirales, consists of single-stranded, negative-sense RNA viruses, which infect mammals and cause fatal acute viral encephalomyelitis known as rabies.

Detailed explanation-3: -The incubation period is the time between the exposure and the appearance of the first neurologic symptoms. The incubation period is usually shorter when the sight of exposure is closer to the brain.

Detailed explanation-4: -Rabies is transmitted to humans primarily by infected dogs, but all mammals are susceptible. Australian bat lyssavirus is transmitted to humans by infected bats.

Detailed explanation-5: -Rabies is a fatal, acute, progressive encephalomyelitis caused by neurotropic viruses in the family Rhabdoviridae, genus Lyssavirus. Numerous and diverse variants of lyssaviruses are found in a wide variety of animal species throughout the world, all of which may cause fatal human rabies.

Detailed explanation-6: -headache. fever. malaise (feeling of being unwell) sensory changes around the site of the bite or scratch. excitability. an aversion to fresh air and water. weakness. delirium, seizures (fits) and coma.