Respiratory System Flashcard GC

Front

What structure protects food from entering the trachea?

Back

epiglottis

Front

What happens to volume when pressure is increased?

Back

Volume decreases.

Front

What are alveoli?

Back

Specialized structures for gas exchange that have a large surface area for their size and are optimized for diffusion.

Front

What are the main organs of gas exchange in the respiratory system?

Back

Lungs.

Front

What happens to air when it enters the nasal passages?

Back

It is warmed, filtered, and moistened.

Front

What is the primary function of the respiratory system?

Back

To facilitate gas exchange, primarily oxygen and carbon dioxide.

Front

What is the role of the diaphragm in respiration?

Back

It contracts to create a vacuum that pulls air into the lungs.

Front

What is the trachea?

Back

The windpipe that connects the larynx to the bronchi, allowing air to pass to and from the lungs.

Front

What is the function of the larynx?

Back

It houses the vocal cords and is involved in sound production.

Front

What is the significance of the large surface area of alveoli?

Back

It allows for more efficient gas exchange.