A major contributor to morbidity and mortality in the United States is:
1. Homicide and suicide
2. Motor vehicle accidents
3. Chronic disease
4. Substance use and abuse
Question 2
State and local police powers provide surveillance activities. Health departments usually have legal authority to investigate unusual:
1. Pandemics
2. Clusters of illness
3. World trends of disease
4. Cases of the common cold and pneumonia