Biology · Life Processes - Respiration

What prevents the human trachea (windpipe) from collapsing when there is less air or during exhalation?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1The support of vertebral column
2Strong muscular walls
3Rings of cartilage✓
4Protection by the rib cage

Correct answer

Rings of cartilage

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