5.1 The Respiratory System

Match it! Select the correct answer from the pull down...Good luck!

The exchange of oxygen and carbon dioxide between the air and the blood is known as:

The two short branches located at the lower end of the trachea that carry air into the lungs are called:

The terminal air sacs that constitute the gas exchange surface of the lungs are called

Surrounding each alveolus is a fine network of ________ from the circulatory system.

When a baby is born, the first cry and breath must open the:

The average amount of breathes per minute is:

The membrane-lined cavity behind the nose and mouth, connecting them to the esophagus is known as the:

The membrane surrounding the lungs is known as the: