What is the difference between bronchi and bronchiole ?

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Solution

difference between Bronchi and Bronchioles

●Trachea divides into branches forming the primary bronchi while the bronchi divide into branches forming bronchioles.

• Bronchi contain cartilaginous layer, whereas bronchioles do not.

• Respiratory function of bronchi is to serve as conductors, whereas that of bronchioles is to serve as conductors as well as the sites of gas exchange.

• Bronchi are larger in diameter than bronchioles.

• Bronchi pass the air into bronchioles, whereas bronchioles pass it into alveoli.

Comparison Chart

Bronchi Bronchioles

Diameter More Less

Transport Bronchi transport air to bronchioles. Bronchioles flow air into alveoli.

Consists up of Cartilaginous Layer Smooth muscles and elastic tissues lined with epithelium.

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	Bronchi	Bronchioles
Diameter	More	Less
Transport	Bronchi transport air to bronchioles.	Bronchioles flow air into alveoli.
Consists up of	Cartilaginous Layer	Smooth muscles and elastic tissues lined with epithelium.