Respiratory System

Front

What is the primary function of cilia in the respiratory system?

Back

Cilia help to trap and move particles out of the airways, keeping the respiratory tract clear of mucus and debris.

Front

Where in the respiratory system would you find cilia?

Back

Cilia are found in the trachea and nose.

Front

What is one function that the nose does not perform?

Back

The nose does not bring in carbon dioxide.

Front

What is the role of the respiratory system in gas exchange?

Back

The respiratory system facilitates the exchange of oxygen and carbon dioxide between the body and the environment.

Front

What happens to pressure in the lungs during inhalation?

Back

During inhalation, the pressure in the lungs decreases, causing air to rush in.

Front

What is the process of inhalation?

Back

Inhalation is the process of taking air into the lungs, characterized by a decrease in pressure within the thoracic cavity.

Front

What is oxygen used for in the body?

Back

Oxygen is needed for energy-releasing chemical reactions, particularly cellular respiration.

Front

What is one job of the respiratory system?

Back

One job of the respiratory system is to provide oxygen to the bloodstream.

Front

What is a common misconception about the respiratory system?

Back

A common misconception is that the respiratory system transports glucose; it does not.

Front

What is the role of the diaphragm in breathing?

Back

The diaphragm contracts and flattens during inhalation, increasing the volume of the thoracic cavity and allowing air to enter the lungs.