Respiratory System Flashcard

Front

What are bronchioles?

Back

Small tubes that branch off the bronchi and contain clusters of alveoli at each end.

Front

What is the function of the nose (nasal cavity)?

Back

It warms, moistens, and filters air as it is inhaled.

Front

What is respiration?

Back

The process of breathing, consisting of one inhale and one exhale.

Front

What is the larynx?

Back

A cartilaginous structure at the top of the trachea that enables speech.

Front

What are bronchi?

Back

Two short branches located at the lower end of the trachea that carry air into the lungs.

Front

What is the trachea?

Back

A tube that connects the throat to the lungs, allowing air to pass.

Front

What are alveoli?

Back

Tiny air sacs in the lungs where gas exchange occurs.

Front

What is the diaphragm?

Back

A muscle that separates the chest from the abdomen and plays a major role in breathing.

Front

What is the role of capillaries in the respiratory system?

Back

They are tiny blood vessels that allow for the exchange of oxygen and carbon dioxide between the blood and the alveoli.

Front

What is the primary function of the respiratory system?

Back

To supply the body with oxygen and remove carbon dioxide.