Science Quiz 11B |Tuesday, March 26th|

Tiny hairlike structures that line your nasal passage and most of the respiratory system are called

• Alveoli
• Bronchi
• Cilia
• Flagella

The throat is called the

• trachea
• larynx
• esophagus
• pharynx

The windpipe leading to the lungs is called the

• bronchi
• esophagus
• alveoli
• trachea

The flap of tissue that covers the trachea when swallowing is the

• epiglottis
• pharynx
• larynx
• trachea cover

The voice box is called the

• larynx
• pharynx
• esophagus
• trachea

The pitch of a sound is affected by the ______ and ______ of the vocal cords.

• shape and color
• temperature and pressure
• thickness and length

• volume and frequency

Path that air takes to create speech :

1. (4 steps)