Diaphragm: Definition & Function


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question 1 of 3

The diaphragm is composed of muscle and _____.

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1. The diaphragm _____ when it contracts.

2. Contraction of the diaphragm allows us to _____.

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About This Quiz & Worksheet

This quiz and corresponding worksheet will help you quickly assess your understanding of how the diaphragm works. You will need to know details about its characteristics in order to pass the quiz.

Quiz & Worksheet Goals

In these assessments you'll be tested on:

  • What the diaphragm is composed of
  • Diaphragm contraction
  • Respiratory process enabled by contraction of the diaphragm
  • Hiccups
  • Organ the diaphragm pushes up on when it relaxes

Skills Practiced

  • Reading comprehension - ensure that you draw the most important information regarding the function and physical characteristics of the diaphragm
  • Distinguishing differences - compare and contrast the effects on the lungs when the diaphragm contracts and when it relaxes
  • Information recall - access the knowledge you've gained regarding what leads to hiccups

Additional Learning

To learn more about this muscle, review the accompanying lesson called Diaphragm: Definition & Function. This lesson covers the following objectives:

  • Describe the shape and location of the diaphragm
  • Detail the function of the diaphragm
  • Discuss what happens when the diaphragm is irritated or in spasm