Human Anatomy & Physiology: Chapter 21 The Immune System: Innate and Adaptive Body Defenses Flashcards


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created 8 years ago by iandya
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human anatomy & physiology, education, teaching methods & materials, science & technology, medical, anatomy, physiology
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1

Ability of the body to resist many agents (both living and nonliving) that can cause disease; resistance to disease

Immunity

2

The innate defense system has two lines of defenses

  • First Line of Defense is the external body membranes, such as skin and mucosae
  • Second Line of Defense relies on internal defenses such as antimicrobial proteins, phagocytes, and other cells to inhibit the invader's spread throughout the body

3

Provides the body with the third line of defense

Adaptive Defense System

4

A functional system rather than an organ system

Immunity System