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Identify the parts of Respiratory system with the following function. Choose your answers from the choices below.

1. It plays an essential role in human speech.

• Voice box or the larynx contains the vocal folds which is the primary site for voice production. It vibrates and produces sounds when air passes through the larynx.

2. Serves as main passage way of the air entering the lungs

• Bronchial tubes are the main passage way of air to the lungs. There are two main bronchi, the left and right bronchus.

3. The part where oxygen is taken in and carbon dioxide is carried out.

• Alveoli are the tiny air sacs connected to the alveolar ducts. This is where the exchanges of gasses takes place.

4. These are the tubes that hold the air sacs.

• Bronchioles are the smaller tubes that holds the alveolar ducts. Bronchioles are made from the multiple parts of the segmental bronchi (which means, bronchioles are just the smaller version of the bronchi)

5. It is the hollow cavity that allows food and air to enter the body.

• Trachea or the windpipe connects the larynx to the bronchi. Trachea allows the air and food to enter the body.