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Type: Multiple-Choice
Category: Respiration, Digestion, and Excretion
Level: Grade 7
Score: 1
Tags: Respiratory System
Author: shogg
Last Modified: a year ago

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Respiration, Digestion, and Excretion Question

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Grade 7 Respiration, Digestion, and Excretion

What is the dome-shaped muscle that contracts when you inhale?
  1. diaphragm
  2. lungs
  3. stomach
  4. biceps
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