Respiratory

Front

What is orthopnea?

Back

Breathing that is difficult in a supine (laying down) position.

Front

What does external respiration refer to?

Back

The exchange of oxygen for carbon dioxide between the lungs and the environment.

Front

What is the correct order of air flow during inhalation?

Back

Nasal cavity (2) → Pharynx (3) → Larynx (1) → Trachea (4).

Front

What are the two main branches from the trachea?

Back

Bronchi.

Front

What is the function of the epiglottis?

Back

A flap of tissue that closes when we eat to prevent food from entering the trachea.

Front

What is the primary function of the respiratory system?

Back

To facilitate the exchange of gases (oxygen and carbon dioxide) between the body and the environment.

Front

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

Back

Alveoli are tiny air sacs in the lungs where gas exchange occurs.

Front

What is the difference between inhalation and exhalation?

Back

Inhalation is the process of taking air into the lungs, while exhalation is the process of expelling air from the lungs.

Front

What is the significance of the diaphragm in respiration?

Back

The diaphragm is a muscle that contracts and relaxes to help draw air into the lungs during inhalation.

Front

What is tachypnea?

Back

An abnormally rapid breathing rate.