Respiration that uses oxygen is called ________________ respiration.

Label the diagram

A:

B:

C:

D:

E:

F:

Gas exchange takes place in the _______________ of the respiratory system.

Name the process that allows the movement of gases in the lungs. ______________________________.

What are the name of the blood vessels that surround the alveoli called?

Name the substance that surrounds the trachea to keep it open.

During inhalation, the intercostal muscles

During exhalation, the ribs move .....

During inhalation the diaphragm

During exhalation the volume of the thorax ...

During inhalation the air is sucked into the lungs when the pressure in the lungs

The word pulmonary relates to which organ of the respiratory system

On average how many breaths per minute does an average adult take?

In an experiment on breathing, the presence of carbon dioxide in inhaled and exhaled air is tested using _____________ ____________

what colour does the liquid that is used to test for the presence of carbon dioxide in inhaled air change to?

Is there more carbon dioxide in inhaled or exhaled air?