Respiratory System Concepts

What is the primary function of the nasal cavity?

• To cool the air

• To warm the air and trap foreign particles

• To produce saliva

• To digest food

What structure divides the nose into two nostrils?

• Nasal conchae

• Nasal septum

• Uvula

• Soft palate

What is the function of the uvula?

• To produce mucus

• To prevent food from entering the nasal cavity when swallowed

• To lighten the skull

• To resonate speech

Which of the following is a function of the paranasal sinuses?

• To digest food

• To lighten the skull

• To trap foreign particles

• To produce saliva

How are the hard and soft palate structurally different?

• Hard palate is made of muscle; soft palate is made of bone

• Hard palate is made of bone; soft palate is made of muscle

• Both are made of cartilage

• Both are made of bone

What are the three sections of the pharynx?

• Nasopharynx, oropharynx, laryngopharynx

• Nasal cavity, oral cavity, larynx

• Trachea, bronchi, alveoli

• Esophagus, stomach, intestines

Where is the larynx located?

• Connects the pharynx to the trachea

• Connects the esophagus to the stomach

• Connects the nose to the mouth

• Connects the lungs to the diaphragm

What is the primary function of the hyaline cartilage in the larynx and trachea?

• To produce sound

• To keep soft tissue from collapsing

• To digest food

• To filter air

How do vocal cords change the sound of your voice?

• By changing the color of the vocal cords

• By altering the shape of the lungs

• By changing volume, pitch, and articulation

• By increasing blood flow to the throat

What is the trachea commonly known as?

• Food pipe

• Wind pipe

• Voice box

• Air sac