Gaseous exchange occurs in ______(a) bronchial tree(b) respiratory tree(c) trachea(d) larynxI got this question at a job interview.This intriguing question comes from Human Respiratory System in chapter Breathing and Exchange of Gases of Biology – Class 11

Gaseous exchange occurs in ______(a) bronchial tree(b) respiratory tre

1.	Gaseous exchange occurs in ______(a) bronchial tree(b) respiratory tree(c) trachea(d) larynxI got this question at a job interview.This intriguing question comes from Human Respiratory System in chapter Breathing and Exchange of Gases of Biology – Class 11
Answer» Right option is (b) respiratory tree The best I can EXPLAIN: GASEOUS exchange occurs in respiratory tree, while it is ABSENT in bronchial tree. Respiratory tree is also known as exchange zone which which includes respiratory bronchiole, alveolar DUCT, atria, alveolar sac and alveoli.

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