(Inspiration) The [blank_start]external[blank_end] intercostal muscles [blank_start]contract[blank_end] to move the ribcage [blank_start]up[blank_end] and [blank_start]out[blank_end]
Answer
external
contract
up
out
Question 2
Question
(Inspiration) The diaphragm [blank_start]contracts[blank_end] (flattens)
Answer
contracts
Question 3
Question
(Inspiration) The volume in the [blank_start]thoracic[blank_end] cavity [blank_start]increases[blank_end]
Answer
thoracic
increases
Question 4
Question
(Inspiration) The pressue in the [blank_start]thoracic[blank_end] cavity [blank_start]decreases[blank_end] so it is [blank_start]less[blank_end] than the pressue of the air
Answer
thoracic
decreases
less
Question 5
Question
(Expiration) The [blank_start]internal[blank_end] intercostal muscles [blank_start]contract[blank_end] to push the rib cage [blank_start]down[blank_end] and [blank_start]in[blank_end]
Answer
internal
contract
down
in
Question 6
Question
(Expiration) The volume [blank_start]decreases[blank_end] and the pressure [blank_start]increases[blank_end], forcing air out
Answer
decreases
increases
Question 7
Question
(Expiration) The abdominal muscles [blank_start]contract[blank_end] to [blank_start]raise[blank_end] the diaphragm
Answer
contract
raise
Question 8
Question
(Inspiration) Air flows down the [blank_start]pressure[blank_end] gradient and into the [blank_start]lungs[blank_end]