The Thoracic Cavity Contains All of These Except The

question 6

Multiple Choice

The thoracic cavity contains all of these except the:

• A)lungs
• B)heart
• C)trachea
• D)liver

---

Definitions:

Gap Junctions

Specialized cell-cell connections that enable direct communication by allowing the transfer of ions and small molecules between neighboring cells.

ATP

ATP, a molecule responsible for transporting energy throughout cells for metabolic processes.

Phospholipids

A class of lipids that are a major component of all cell membranes as they can form lipid bilayers due to their amphiphilic characteristic.

Phagocytosis

The cellular process of engulfing solid particles by the cell membrane to form an internal compartment known as a phagosome.