The contraction of smooth muscle is __________ and may be the result of an allergic reaction, asthma attack, harmful substance in the air, etc.
Back
Card 7
Front
For the airway to return to normal after the smooth muscle has constricted, the _______ ______, which have been deformed, must recoil to their original shape.
Back
Card 8
Front
_______ ______ in the alveoli stretch during inspiration and then recoil to help push air out in expiration.
Back
Card 9
Front
Inspiration or Expiration? The Diaphragm contracts and flattens.
Back
Card 10
Front
Inspiration or Expiration? The external intercostal muscles relax, the ribs fall.
Back
Card 11
Front
Inspiration or Expiration? The pressure inside the chest cavity drops below atmospheric pressure.
Back
Card 12
Front
Inspiration or Expiration? The external intercostal muscles contract and raise the ribs.
Back
Card 13
Front
Inspiration or Expiration? The volume of the chest cavity is decreased.
Back
Card 14
Front
Inspiration or Expiration? The diaphragm relaxes and is pushed up
Back
Card 15
Front
Inspiration or Expiration? Pressure in the lungs increases and rises above atmospheric pressure.
