CBSE Class 7 Answered
what is the work of trachea and pharynx in our respiratory systems?
Asked by shrinilassp | 19 Feb, 2015, 06:06: PM
Expert Answer
Hi Nila Shri.
Trachea and pharynx provide passage to the inhaled air.
Pharynx is the common passage for food as well as for air. At the base of the pharynx is epiglottis which prevents entry of food in the larynx.
Trachea allows air to pass from the neck region to the thorax in bronchi.
Answered by | 19 Feb, 2015, 06:13: PM
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