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Respiratory system Quiz 1 puzzle

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Questions	Answers
The muscle that contracts and relaxes during breathing	diaphragm
The right lung has this many lobes	three
The left lung has this many lobes	two
These tiny hairs in the nose help trap particles and filter air	cilia
The primary opening for the respiratory tract	nose
The secondary opening for the respiratory tract	mouth
Cartilage that divides the nostrils	septum
Hollow spaces in the skull that produce mucus and act as a sound chamber	sinuses
Lymphatic tissue that serves as first line of defense in upper respiratory tract.	tonsils
Openings in the middle ear the equalizes pressure	eustachiantubes
Tissue that closes off when swallowing that prevents food from entering the trachea	epiglottis
The medical term for voice box	larynx
The medical term for throat	pharynx
This is where gas exchange happens in the lung	alveoli
The place between the lung and the chest wall	pleura
The process of breathing is called.	ventilation