What are the principle muscles of inspiration - Answer- Diaphragm and external intercostals



What are the accessory breathing muscles - Answer- pec major, pec minor, serratus anterior,

scalenes, SCM



basically anything that attaches to the ribs/sterm anteriorly



The upper respiratory tract extends to what point, and is responsible for what? - Answer-

extends to and includes the larynx, and is responsible for warming, humidifying, and filtering



air



the lower, starting with the trach...