True or false: immunity and disease

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   The immune system helps prevent disease after exposure.

2. Statement is true

   Yes

   Statement

   The skin is one of the body's innate defences.

3. Statement is true

   Yes

   Statement

   Immunisation is listed as a preventive measure.

4. Statement is true

   No

   Statement

   Only medicines, never the body itself, prevent disease.

5. Statement is true

   Yes

   Statement

   Untreated falciparum malaria may prove fatal.

Explanation