1) Inhailed air is humidified in the mouth and nasal cavity a) True b) False 2) The larynx is the section of your respiratory tract that: a) Transports air to the trachea and enables you to speak b) Transports air to the bronchioles and reduces infection 3) What does A depict? a) Larynx b) Trachea c) Bronchioles d) Alveoli 4) What does B depict? a) Larynx b) Trachea c) Bronchioles d) Alveoli 5) The trachea is lined with tiny hair like structures called cilia. What is the role of the cilia? a) To produce mucus b) To push mucus up and out of your trachea 6) The part of the lung where gas exchange occurs is called the... a) Larynx b) Trachea c) Bronchioles d) Alveoli 7) The primary muscle responsible for normal breathing is the... a) Diaphragm b) External Intercostal muscles c) Sternocleidomastoid d) Internal Intercostal muscles 8) When you breath in (inspiration), the diaphragm... a) Contracts b) Relaxes 9) When you breathe out (exhalation), the diaphragm... a) Contracts b) Relaxes 10) The space between the outer surface of the lung and the chest wall is known as the... a) Pulmonary Gap b) Pleural Cavity

The Respiratory System

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