What is an autoimmune disease?
A) A disease that arises when a person's immune system mistakenly attacks cells, tissues, and organs of its own body
B) A disease that results when the body's immune system becomes severely suppressed and cannot fight opportunistic infections
C) A contagious disease that causes a person's immune system to attack their own body systems
D) A disease caused by the body's overreaction to a foreign substance that is not in itself harmful
A
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In which ways is heat transferred from and to the body when submerged in water?
What will be an ideal response?
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In order to help ensure life safety in buildings, what device is often required when ducts penetrate fire-related assemblies?
A. Smoke alarms B. Sprinkler heads C. Dampers D. Flame detectors
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