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1.

Insert the missing words: Natural and artificial immunities refer to the method of ____.

Insert the missing words: Passive natural immunity ___ transfer of antibodies from a mother to her fetus or baby

Insert the missing words: Passive

immunity ____ when another person or animal develops immunity and the immunity is transferred to a non-immune individual.

Insert the missing words: Achieving passive artificial immunity usually begins with ___ an animal such as a horse.

Insert the missing words: The prehistoric view of disease was that it was caused by ___.

Insert the missing words: ___, however, had existed in various forms for at least a thousand years.

Insert the missing words: Passive immunisation is used when then there is a ___ risk or infection and insufficient time for the body to develop its own immune response

Insert the missing prepositions: The majority _ organisms that can invade the human body do not produce disease, but some do.

Insert the missing prepositions: The basis types _ organisms that cause infectious disease are bacteria, viruses, fungi, protozoa, and helminths.

Insert the missing prepositions: Passible help _ the immune system is a healthy diet, with lots of natural sources of vitamins A, C and E, zinc, iron, and vitamin B6.

Insert the missing prepositions: In active artificial immunity an antigen is introduced _ an individual to stimulate his/her immune system.

Insert the missing prepositions: The ability of the antibody to bind__ or “stick to” antigen renders it capable of destroying the antigen in a number of ways.

Insert the missing prepositions: After recovery __ the illness, memory cells remain in the as a defence against future invasion.

Match the definition with a term: A cell possessing the property of ingesting bacteria, foreign particles, and other cells.

Match the definition with a term: Resistance of infectious disease and harmful substances.

Match the definition with a term: Immunity produced by deliberate exposure to an antigen, such as a vaccine

Insert the missing words: Passive natural immunity ___ transfer of antibodies from a mother to her fetus or baby