The Muscular Partition That Separates the Abdominopelvic and Thoracic Cavities

question 39

Multiple Choice

The muscular partition that separates the abdominopelvic and thoracic cavities is the ________.

• A) masseter
• B) transversus abdominis
• C) diaphragm
• D) perineum
• E) rectus abdominis

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Definitions:

Evolution

The concept that different species are descended from common ancestors but have evolved over time, acquiring different genetic characteristics as a function of different environmental demands.

Natural Selection

A fundamental mechanism of evolution where organisms better adapted to their environment tend to survive and produce more offspring.

Variability

The degree to which different data points in a set differ from each other and from their average value.

Competition

A situation in which individuals or groups strive against one another to achieve a goal that is limited and cannot be shared.