Inoculations use weakened germs (or parts of them) to stimulate the
body's immune system to react. This reaction prepares the body to fight
subsequent invasions by actual germs of that type. Some inoculations last
for life.
| NSES Content Standard F
Science in Personal and Social Perspectives: Personal and community health Grades 9-12, page 197 The severity of disease symptoms is dependent on many factors, such as human resistance and the virulence of the disease, producing organism. Many diseases can be prevented, controlled, or cured. Some diseases, such as cancer, result from specific body dysfunctions and cannot be transmitted. |