Which is true during inhalation? - ProProfs Discuss
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Which is true during inhalation?

1. The rib cage moves up and out
2. The diaphragm curves and moves upwards
3. The thoracic cavity becomes smaller
4. Air pressure in the lungs increase

This question is part of Science Form 3 Chapter 1 & 2-Pop Quiz
Asked by Himiko, Last updated: Feb 18, 2020

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3 Answers

John Adney

John Adney

Answered Mar 03, 2017

During inhalation ,the rib cage moves upwards and outwards
 

ng.wanchin

Ng.wanchin

Answered Jan 09, 2017

  • The external intercostal muscle construct
  • The rib cage move upwards and inwards
  • The diapharm constructs and move down
  • The volime of thoracic cavity increases
  • Air pressure in the thoracic cavity decreases
  • Air pressure in the atmosphere increases
  • The air breathe in
 

John Smith

John Smith

Answered Nov 08, 2016

The rib cage moves up and out
 

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