Antigen: Meaning & Explanation


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question 1 of 3

Antigens trigger the _____.

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1. When an antigen is detected the _____ tag the antigen.

2. The second responders are the _____, and they get reinforcement from the _____ to finally chew up the antigen.

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About This Quiz & Worksheet

This quiz and corresponding worksheet will help you gauge your understanding of the characteristics of the antigen, especially when it enters the human body. Topics you'll need to know to pass the quiz include the triggering and tagging that happens when antigens are detected in the body.

Quiz & Worksheet Goals

Use these assessment tools to assess your knowledge of:

  • What antigens trigger in the human body
  • Which cells tag the antigens first in the human body
  • Which cells come next to fight the antigens
  • The different types of antigens
  • The basic function of the B cells in the human body

Skills Practiced

This worksheet and quiz will let you practice the following skills:

  • Defining key concepts - ensure that you can accurately define main words, such as antigens and phagocytes
  • Reading comprehension - ensure that you draw the most important information from the related lesson on the characteristics of antigens
  • Interpreting information - verify that you can read information regarding the types of cells that fight antigens and interpret it correctly
  • Knowledge application - use your knowledge to answer questions about the immune system

Additional Learning

To learn more about the antigens and the response they provoke in the human body, review the corresponding lesson on the Characteristics of Antigens. This lesson covers the following topics:

  • Define 'antigen' and identify some common types
  • Explore how the immune system responds to antigens
  • Know what antibodies are and what they do
  • Review how antigens and antibodies relate to blood type