1- Epidemiology is a :
a) Branch of medical science which treats epidemics
b) science of the mass phenomena of infectious disese
c) study of any disease anf determinants of disease frequency
d) all of the above
2- prevelence rate increases with :
a) high recovery from the disease
b) low chronicity of the disease
c) high incidence of the disease
d) none of the above
3- Inability to walk after paralysis is classified as :
a) disease
b) impairment
c) disability
d) hanicap
4- detection of Epidemics is one of the uses of :
a) screening tests
b) mortality rate
c) surveillance
5- specific forms of disease prevention include all of the following Except :
a) active immunization
b) chemoprophylaxis
c) enviromenal modifications
d) avoiding exposure to spific risk factors
e) passive immunization
6- which of the following diseases needs immediate notification ?
a) acute flaccid paralysis
b) acute food poisoning
c) cholera
d) plague
e) all of the above
7- secondary prevention includes the following(s)
a) immunization and behavior modification
b) health education and sanitation
c) early detection and screening of disease
8- the biological triad include all of the following variables except :
a) residence
b) age
c) sex
d) race
