Question

Which is the correct sequence of air passage during inhalation?
A. Nostrils → Larynx → Pharynx → Trachea → Lungs
B. Nasal Passage → Trachea → Pharynx → Larynx → Alveoli
C. Larynx → Nostril → Pharynx → Lungs
D. Nostrils → Pharynx → Larynx → Trachea → Alveoli

Answer 1

Answer:

Which is the correct sequence of air passage during inhalation?

A. Nostrils → Larynx → Pharynx → Trachea → Lungs ✔

B. Nasal Passage → Trachea → Pharynx → Larynx → Alveoli

C. Larynx → Nostril → Pharynx → Lungs

D. Nostrils → Pharynx → Larynx → Trachea → Alveoli

Answer 2

Answer:

The respiratory route air passes through is: Nostrils → nasal cavity →Pharynx → Larynx →Trachea → Bronchi (with cartilaginous rings) →Bronchioles (without rings) → Alveoli (air sacs). Alveoli are the seat of exchange of O2 / CO2 between lungs and blood..