LESSON 5: RESPIRATORY SYSTEM STRUCTURES

Question 1

What are important qualities of the nose?

Answer 1

1. contains cilia, small hairs that filter incoming air
2. lined with mucous membranes that moisten, warm, and filter incoming air
3. contains olfactory receptors

Question 2

What are the four paranasal sinuses, and what are their functions?

Answer 2

The paranasal sinuses make the skull lighter, provide resonance to the voice, and produce mucus to provide lubrication for the tissues of the nasal cavity.
1. ethmoid
2. sphenoid
3. maxillary
4. frontal

Question 3

What are the three divisions of the pharynx from superior to inferior?

Answer 3

1. nasopharynx
2. oropharynx
3. laryngopharynx

Question 4

What is the pharynx?

Answer 4

the throat

Question 5

What is the larynx?

Answer 5

the voicebox