Air from the outside environment first enters the respiratory system through the

Air from the outside environment first enters the respiratory system through the nostrils. and then after the nostrils it will actually go through your mouth, and then it will go to your pharynx, and then go through the trace and then the larynx, after that it will pass by the bronchial tubes and then the right lung and last is the left lung.

I'm sorry to hear that. i will try to answer your other questions if it is within my ability. : )answers: my favourite colour is black.my favourite food is pasta.my favourite school subject is english, but i do also like lunch time.my least favourite subject is history as well as geography. i have currently garnered a quite equal hatred for both of the subjects.what about you? well, you for the points. : )