Memory Anchor:

• Super Challenge:

  Stretch:

  Challenge:

Key Questions:

1. What does the term "health" relate to?
   • Health is the state of physical and mental well-being.
2. What factors can relate to ill health?
   • Diseases, both communicable and non-communicable, are major causes of ill health. Other factors including diet, stress and life situations may have a profound effect on both physical and mental health.
3. Can some diseases cause a person to contract other illnesses?
   • Different types of disease may interact. Defects in the immune system mean that an individual is more likely to suffer from infectious diseases
4. How are viruses linked to cancer?
   • Viruses living in Cells can be the trigger for cancers.
5. How are immune reactions related to allergies?
   • Immune reactions initially caused by a pathogen can trigger allergies such as skin rashes and asthma.
6. What other impacts can severe physical illness have on a person?
   • Severe physical ill health can lead to depression and other mental illness.
7. What does the term "relationship" mean when referring to disease incidence data presented in a table or graph?
   • The term relationship refers to how one or more factors can effect the frequency of disease.
8. What does epidemiological data refer to?
   • Epidemiological data is the study and analysis of the distribution (who, when, and where) and determinants of health and disease conditions in defined populations.