Respiratory System

The trachea consists of 16 to 20 cartilage rings.

• true

• false

The initial part of the nasal cavity is the vestibule.

• true

• false

The role of the nasal conchae or turbinates is to warm and moisten air and assist with the removal of dust and pathogens.

• true

• false

The sphenoid sinus opens into the floor of the nasal cavity.

• true

• false

The respiratory part of the nose includes all of the mucosa of the middle and nasal conchae, but only part of the surface of the superior concha.

• true

• false

The olfactory region of the nasal cavity lies immediately inferior to the cribriform plate of the ethmoid bone.

• true

• false

The typical epithelium of the respiratory part of the nasal cavity is nonkeratinized stratified squamous epithelium.

• true

• false

The maxillary sinus opens beneath the inferior concha.

• true

• false

The lateral wall of the nasal cavity contains openings from the ethmoidal, maxillary, and frontal paranasal sinuses.

• true

• false

The larynx is built around a framework of bones.

• true

• false