Communicable Diseases

Question 1

Capacity of an agent to induce disease which is clinically apparent in an infected host

Answer 1

Pathogenicity

Question 2

Ability of an agent to invade and multiply in a host

Answer 2

Infectivity

Secondary attack rate

Question 3

Ability of an agent to produce serious illness

Answer 3

Virulence

Question 4

Ability of an agent to induce immunity or to stimulate the host to produce defence mechanism

Answer 4

Antigenicity