Respiratory System Flashcard

Front

What are the main organs of the respiratory system?

Back

Lungs and alveoli.

Front

Which muscle is primarily responsible for the expansion and contraction of the lungs?

Back

Diaphragm.

Front

How does oxygen move from the lungs to the body's cells?

Back

Through the bloodstream.

Front

What body system is responsible for breathing?

Back

Respiratory system.

Front

What is the correct pathway of air during respiration?

Back

Mouth/nose, larynx, trachea, bronchial tubes, lungs.

Front

What is the function of the alveoli in the respiratory system?

Back

To facilitate gas exchange between oxygen and carbon dioxide.

Front

What role does the diaphragm play in respiration?

Back

It contracts to allow the lungs to expand and fill with air.

Front

What is the purpose of the larynx?

Back

To produce sound and protect the trachea against food aspiration.

Front

What is the trachea commonly known as?

Back

Windpipe.

Front

What is the primary gas that is inhaled during respiration?

Back

Oxygen.