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Indicate the changes that occur in epithelial and (cartilagenous) connective tissues of the conducting zone as...

Indicate the changes that occur in epithelial and (cartilagenous) connective tissues of the conducting zone as air enters the nasal cavity and moves toward the respiratory zone.

Science   Anatomy-And-Physiology   
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Answer #1

1.Nasal cavity : hyaline cartilage and pseudostratified ciliated columnar epithelium.

2.From trachea to tertiary bronchi (trachea > bronchi> secondary bronchi> tertiary bronchi)

pseudostratified ciliated columnar epithelium

hyaline Cartilage present

3.from bronchiole >terminal bronchiole >respiratory bronchiole

simple columnar epithelium

cartilage absent

4.alveolar duct>alveolar sac> alveoli

simple squamous epithelium

no cartilage

because they are ment for gas exchange.

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