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Type: Multiple-Choice
Category: Circulatory and Immune Systems
Level: Grade 10
Author: cshum
Last Modified: 6 years ago

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Circulatory and Immune Systems Question

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Grade 10 Circulatory and Immune Systems

What happens when your body is trying to cool down?
  1. Your heart and lungs speed up.
  2. Your blood vessels constrict and you sweat.
  3. You sweat and your blood vessels dilate.
  4. Your heart and lungs stop working.