The Mediastinum, Pleural, and Pericardial Cavities Are Contained Within the

question 30

Multiple Choice

The mediastinum, pleural, and pericardial cavities are contained within the

• A)abdominal cavity.
• B)thoracic cavity.
• C)pelvic cavity.
• D)cranial cavity.

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Definitions:

Radioactive Element

An element that spontaneously emits radiation as a result of the decay of its atomic nuclei.

Brain Stem

The part of the brain connecting the spinal cord with the forebrain and cerebrum, controlling basic life functions.

Medulla

The lower part of the brainstem, controlling vital autonomic functions such as heart rate, breathing, and blood pressure.

Pons

A part of the brain located in the brainstem that is involved in regulating breathing, communication between different parts of the brain, and sensations such as hearing, taste, and balance.