Valleys That Lead from the Continental Shelf into Deeper Waters

question 79

Short Answer

Valleys that lead from the continental shelf into deeper waters are known as ________.

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Definitions:

Pleural Cavity

The thin fluid-filled space between the two pulmonary pleurae (visceral and parietal) of each lung, involved in respiratory mechanics.

Thoracic Cavity

The body cavity located in the chest, containing the lungs, heart, and other thoracic organs.

Pericardial Cavity

The potential space between the parietal and visceral layers of the pericardium, containing a small amount of lubricating fluid.

Mediastinum

The central compartment of the thoracic cavity, containing the heart, trachea, esophagus, and major blood vessels.