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At which thoracic vertebrae does the trachea branch?(a) Sixth(b) Fourth(c) Fifth(d) SecondI have been asked this question during an internship interview.I want to ask this question from Human Respiratory System topic in division Breathing and Exchange of Gases of Biology – Class 11

Answer»

Right option is (C) Fifth

Explanation: The trachea is a straight tube that extends up to the mid-thoracic cavity. It divides at the fifth thoracic VERTEBRA into LEFT and right bronchi. The FIRST division of the respiratory system occurs through trachea.



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