Stages of Breathing Flashcards
1
Q
What happens when you inhale
A
Your diaphragm contracts and moves downward, which increases the volume in your chest cavity, increasing the volume, decreasing the pressure
2
Q
What happens when you exhale
A
Your diaphragm relaxes, and the volume of the thoracic (chest) cavity decreases, while the pressure within it increases. As a result, the lungs contract and air is forced out
3
Q
What is thoracic cavity?
A
Chest Cavity.
4
Q
What are intercostal muscles?
A
Muscles outside the chest that contract during inhalation
