Match the immune system line of defense with its correct description. includes mechanical barriers that prevent microorganisms from entering the body includes cells and processes that help remove or neutralize organisms that have penetrated mechanical barriers a complex defense that recognizes and reacts to specific organisms second line of defense arrowRight first line of defense arrowRight third line of defense arrowRight
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How would you describe a person at the midpoint of the health continuum? a. extremely ill b. perfectly well c. neither ill nor perfectly well d. unable to move on the continuum
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Complete each statement about nutrition. a good strategy for meeting the nutrient needs of an infant is to . vitamin d during childhood is an important nutrient to .
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Match the immune system line of defense with its correct description. includes mechanical barriers t...
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