Respiratory System Unit Review

Your nostrils are separated from each other by the nasal...

• Septum

• Notch

• Cilia

• Palate

The hollow area posterior to your nose, which is lined with the mucosa lining.

• Nasal septum

• Hard palate

• Soft palate

• Nasal cavity

The mucosa lining in your nasal cavity has TWO functions. What are they?

• To help with balance.

• To warm incoming air.

• To trap foreign objects.

• To allow oxygen gas to enter the bloodstream.

The term for the little hairs in your nasal cavity that push foreign debris toward the throat to be swallowed and disposed of.

• Flagella

• Tonsils

• Uvula

• Cilia

Ridges within the nasal cavity that increase the surface area of the mucosa lining.

• Hard palate

• Soft palate

• Conchae

• Cilia

Match the structures with their descriptions.

• Separates nose from mouth. Made of BONE.

• Pharynx

• Keeps food out of nasal cavity.

• Soft palate

• Separates nose/mouth. Made of MUSCLE.

• Hard palate

• Hollow spaces in the skull.

• Uvula

• "Throat" area at back of nose/mouth.

• Paranasal sinuses

Which is NOT a function of the sinuses?

• To produce mucus.

• To lighten the skull.

• To resonate speech.

• To digest food.

Put the sections of the pharynx (throat) in order from most superior (highest) to most inferior (lowest).

• Oropharynx

• Nasopharynx

• Laryngopharynx

Clusters of lymphatic tissue in the pharynx that trap and remove foreign debris. (These can be removed surgically!)

• Cilia

• Flagella

• Palates

• Tonsils

Match the following structures with their descriptions.

• Flap that keeps food out of the trachea

• Vocal cords

• Support material for trachea and larynx

• Larynx

• Tissue folds that make sound

• Cartilage

• "Voice box," connects pharynx to trachea

• Epiglottis

• "Wind pipe," carries air to/from lungs

• Trachea