9
AssignmentMultiple Choice

The Circulatory and Respiratory Systems

Question 9 • 2026 Summer 305 CR_2002040-M/J Comprehensive Science 1

What is the pathway of air into the body?

Answer
A
nose → nasal cavity → pharynx → trachea → larynx → bronchi → lungs
B
nose → nasal cavity → pharynx → larynx → trachea → lungs → bronchi
C
nose → nasal cavity → larynx → pharynx → trachea → bronchi → lungs
D
nose → nasal cavity → pharynx → larynx → trachea → bronchi → lungs

Explanation

Air passes from the nose into the nasal cavity, then through the pharynx and larynx. It continues down the trachea, which divides into the bronchi that carry air into the lungs. Therefore, the correct pathway is nose → nasal cavity → pharynx → larynx → trachea → bronchi → lungs.

AI-written and checked against the verified answer.

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