Question What roles do muscles, volume changes, and pressure changes play in inh

Question
What roles do muscles, volume changes, and pressure changes play in inhalation (inspiration)? What roles do muscles, volume changes, and pressure changes play in exhalation (expiration)? Be specific, referencing the terminology and anatomical structures you learned this week.
I have attached the Discussion Board Guidelines and Grading Rubric as well as the Chapter PPT. Please let me know if you have any questions.