MediumZoologyBreathing and Exchange of Gases
+4 / -1
Trachea is a straight tube extending up to the mid-thoracic cavity, which divides at the level of:
A
5th thoracic vertebra
B
2nd thoracic vertebra
C
7th thoracic vertebra
D
3rd thoracic vertebra
Explanation
The trachea bifurcates into the right and left primary bronchi at the level of the 5th thoracic vertebra (T5).
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