The Five Vertebral Regions Are the Cervical,thoracic,lumbar,sacral,and

question 259

Multiple Choice

The five vertebral regions are the cervical,thoracic,lumbar,sacral,and

• A)dorsal.
• B)ventral.
• C)coccygeal.
• D)axial.
• E)None of the answers is correct.

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Definitions:

Keystone Species

A vital species within an ecosystem whose presence significantly influences the biodiversity and stability of the environment.

Exotic Species

Organisms introduced to a new habitat where they are not naturally found, often causing harm to the local ecosystem and native species.

Indicator Species

Species that serve as a sign or indicator of the health or condition of an ecosystem, often sensitive to environmental changes.

Endemic Species

Species that are native to a specific geographical area and found nowhere else in the world.