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Mark the correct statement

A
Tracheal rings are of hyaline cartilage

B
Dorsal side of thoracic chamber is formed by sternum

C
Expiration occurs when there is negative pressure in lungs

D
All of these

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Updated on: Jun 23, 2023

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Trachea - It is about four and half inches long with ‘C’ shaped rings of hyaline cartilage in its walls. These rings of cartilage make the wall collapsible. It is internally lined by pseudostratified ciliated squamous epithelium. Cilia push out the mucous.
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Question Text
Mark the correct statement
Updated OnJun 23, 2023
TopicBreathing and Exchange of Gases
SubjectBiology
ClassClass 11
Answer TypeText solution:1 Video solution: 2
Upvotes304
Avg. Video Duration5 min