Respiratory System Quiz

Match the following functions of the nasal and oral cavities to the correct structures.

• uvula

• increase air turbulence in nasal cavities

• cilia & mucosa

• prevents food from entering nasal cavity

• conchae

• warms air & traps foreign particles

• sinuses

• lightens the skull, resonates speech, and produces mucus

From superior to inferior, the portions of the pharynx are as follows:

1. ​ ​ (a)   , 2. ​ (b)   , 3. ​ (c)  

• nasopharynx
• oropharynx
• laryngopharynx

The tonsils are part of the respiratory system and the ___________ system

Which portion of the larynx is responsible for keeping the airway open?

• vocal cords

• cartilage

• epiglottis

When the vocal cords are stretched tightly, what type of sound is produced?

• low pitch

• high pitch

In the trachea, the cartilaginous rings are U-shaped.  They are open on one side to allow movement of the _____.

• larynx

• lungs

• espohagus

• diaphragm

The right lung has 3 lobes and the left lung has 2 lobes.

• True

• False

The cardiac notch is found in the left lung.

• True

• False

The pleural fluid keeps the lungs moist.

• True

• False

Surfactant keeps the alveoli from collapsing.

• True

• False