__________ are substances either introduced to the body or produced by the body that stimulate adaptive immune responses.Multiple ChoiceAntigensPyrogensInterferonsAntibodies

Substance used to produce immunity against disease in the living body is calledSelect an answerAimmuneBVaccineCantibodyDantigen

When the acquired immunity system is triggered, ______ are produced.Multiple choice question.phagocytesantibodiesantigenstoxins

Which body system is mainly responsible for combatring antigens?Group of answer choicesimmunenervousvascularmuscular

Which of the following is used during a second interaction with an antigen, and results in a heightened state of immunity after? Group of answer choicesImmunological MemoryTolerancePathogenInnate Immunity

Which of the following are not part of the adaptive immune system?ANSWERT-cellsAntibodiesNeutrophilsLymphocytes