Question

What is immunity defined as in terms of host defence?

Options

• The inflammatory response triggered by harmful substances

• The production of white blood cells in the bone marrow

• The physical barrier formed by the skin against pathogens

• The overall ability of the host to fight disease-causing organisms conferred by the immune system

Answer 1

Immunity is defined as the overall ability of the host to fight disease-causing organisms through the immune system. This encompasses all mechanisms by which the body defends itself against infections and harmful foreign substances.