EX309 Respiratory System

The space inside the nose.

• oral cavity

• nasal cavity

The parts of the mouth.

• oral cavity

• nasal cavity

The long tube where both food and air pass through; throat.

• pharynx

• larynx

It’s found where the pharynx splits into the trachea; the voice box.

• pharynx

• larynx

The airway that leads from the larynx (voice box) to the bronchi (large airways that lead to the lungs); also called windpipe.

• bronchi

• trachea

It’s large airway that leads from the trachea (windpipe) to a lung.

• bronchi

• trachea

Baglike organs in the chest that supply the body with oxygen, and remove carbon dioxide from the body.

• diaphragm

• lungs

The main muscle used for breathing; it flattens to make room for our lungs to take in air.

• diaphragm

• lungs