Thorax & Lungs Flashcard

Front

What is the term for the opposite movement of a flail segment during breathing?

Back

Paradoxical movement.

Front

What are the sounds produced by the pleura rubbing together called?

Back

Friction rubs or pleural friction rubs.

Front

What are light crackling, popping, nonmusical sounds heard usually on inspiration known as?

Back

Rales.

Front

Which nerve innervates the diaphragm and arises from cervical nerves 3, 4, and 5?

Back

Phrenic nerve.

Front

In most adults, does the transverse diameter of the chest exceed the anterior-posterior diameter?

Back

True.

Front

What is the primary function of the diaphragm in respiration?

Back

To facilitate inhalation by contracting and increasing thoracic volume.

Front

What is the anatomical term for the space between the lungs?

Back

Mediastinum.

Front

What is the role of surfactant in the lungs?

Back

To reduce surface tension in the alveoli and prevent collapse.

Front

What is the term for the volume of air inhaled or exhaled during normal breathing?

Back

Tidal volume.

Front

What is the name of the condition characterized by the collapse of a lung?

Back

Pneumothorax.