In the human respiratory system,the conductin | vedclass

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(A) The human respiratory system is divided into two parts based on function: the conducting zone and the respiratory (or exchange) zone.$1$. The cond

Vedclass · Accepted Answer

External nostrils to the terminal bronchioles.

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(A) The human respiratory system is divided into two parts based on function: the conducting zone and the respiratory (or exchange) zone.$1$. The conducting zone includes the external nostrils,nasal passage,pharynx,larynx,trachea,bronchi,and bronchioles up to the terminal bronchioles.$2$. The primary function of this zone is to transport atmospheric air to the alveoli,clear it from foreign particles,humidify it,and bring it to body temperature.$3$. The respiratory zone consists of respiratory bronchioles,alveolar ducts,and alveoli,where the actual diffusion of $O_2$ and $CO_2$ between blood and atmospheric air takes place.Therefore,the conducting zone extends from the external nostrils to the terminal bronchioles.

In the human respiratory system,the conducting zone extends from $:-$

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