A structural difference between the trachea and esophagus that prevents the trachea from collapsing is the presence of: A) smooth muscle B) skeletal muscle C) respiratory cilia D) rings of cartilage

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asked Sep 19, 2020 70.3k views

1 vote

A structural difference between the trachea and esophagus that prevents the trachea from collapsing is the presence of:

A) smooth muscle
B) skeletal muscle
C) respiratory cilia
D) rings of cartilage

Health
middle-school

Peter Sladek asked

by Peter Sladek

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1 Answer

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The answer is D(rings of cartilage)

Shumii answered Sep 23, 2020

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