Use the words

1
Use the words diaphragm ribs up Down pressure vol
ume to describe each stage (in and out).
2
Use the words diaphragm ribs up Down pressure vol
ume to describe each stage (in and out).
IN
3
Use the words diaphragm ribs up Down pressure vol
ume to describe each stage (in and out).
IN
4
Use the words diaphragm ribs up Down pressure vol
ume to describe each stage (in and out).
OUT
5
Use the words diaphragm ribs up Down pressure vol
ume to describe each stage (in and out).
OUT