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AssignmentMultiple Choice

Axial Regions of the Body

Question 1 • PA Human Anatomy & Physiology A 2026-2027 WHITE IC

Tissues inside the nasal cavity perform the job of

Answer
A
providing attachment points for the teeth.
B
offering protection for the brain and hearing organs
C
providing attachment points for muscles of the head.
D
filtering out foreign particles from the air before it travels to the lungs.

Explanation

The nasal cavity is lined with tissues and tiny hairs that trap dust and other foreign particles as air enters the respiratory system. This helps filter the air before it travels to the lungs, so the correct choice is “filtering out foreign particles from the air before it travels to the lungs.”

AI-written and checked against the verified answer.

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