How Has Climate Change Affected the Isle Royale Ecosystem

question 13

Multiple Choice

How has climate change affected the Isle Royale ecosystem?

• A) The moose population has decreased.
• B) The wolf population has decreased.
• C) The tick population has increased.
• D) The moose population has been weakened by ticks.
• E) All of the above.

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Definitions:

Parietal Pleura

Serous membrane that lines the different parts of the wall of the pleural cavity.

Mediastinum

The central compartment of the thoracic cavity surrounded by loose connective tissue, containing the heart, esophagus, trachea, major blood vessels, and other structures.

Pleural Fluid

The thin layer of fluid between the two pleurae (the membranes surrounding the lungs and lining the chest cavity) that lubricates and facilitates lung movement during breathing.

Inspiratory Muscles

Muscles involved in inhalation, primarily the diaphragm and intercostal muscles, which expand the thoracic cavity.