Thorax Anatomy

Front

The __________ is the sac of fluid that surrounds the heart.

Back

pericardium

Front

The ________ are divisions from the trachea that go into the lungs.

Back

bronchi

Front

In which structure does gas exchange occur? Options: Lungs, Trachea, Alveoli, Bronchi

Back

Alveoli

Front

The _______ cartilage connects the ribs to the sternum.

Back

costal

Front

Which structure helps change the volume of the rib cage to allow for inspiration and expiration?

Back

intercostal muscles