3/17/08 Respiratory System Chapter 21 – Day 2. 3/17/08 Pathway of Air/ O 2 Nose – external nares → nasal cavity → internal nares Pharynx – nasopharynx.
3/17/08 Pathway of Air/ O 2 Nose – external nares → nasal cavity → internal nares Pharynx – nasopharynx → oropharynx → laryngopharynx Larynx.
