Thursday, December 29, 2011

The respiratory organs consist of

The respiratory organs consist of:
airways
Trachea
The windpipe (trachea) is a ring-shaped
cartilage.
There are little hairs inside it that function to stop small pieces of dust and dirt from
going Into airways.

Bronchus
The bronchus is a branch of the trachea.

Bronchioles
The bronchiole Is a branch of the bronchus

lung
In the lung, bronchioles have many branches.
the branches will end at the tiny air sacs, named alveoli

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