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Questions and Answers
What is the primary function of the immune system?
What is the primary function of the immune system?
- To regulate body temperature
- To help digest food
- To produce energy for the body
- To defend against infections (correct)
Which cells play a role in the third line of defense of the immune system?
Which cells play a role in the third line of defense of the immune system?
- White blood cells
- Platelets
- B-cells and T-cells (correct)
- Red blood cells
What are the three primary lines of defense of the immune system?
What are the three primary lines of defense of the immune system?
- Physical and chemical barriers, psychological barriers, and physiological barriers
- Electrical and magnetic barriers, chemical barriers, and biological barriers
- Anatomic barriers, physiologic barriers, and genetic barriers
- Physical and chemical barriers, target specific antigens, and inflammatory response (correct)
What type of immunity comprises anatomic barriers like skin and mucous membranes?
What type of immunity comprises anatomic barriers like skin and mucous membranes?
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What types of substances does the immune system work to recognize and eliminate?
What types of substances does the immune system work to recognize and eliminate?
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