At the Center of the City Population Densities in North

question 13

Multiple Choice

At the center of the city population densities in North American cities generally do what?

• A)increase
• B)decrease
• C)are maintained about the same throughout the city
• D)none of the above

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Definitions:

Serratus Anterior

The serratus anterior is a muscle that originates on the surface of the 1st to 8th ribs at the side of the chest and inserts along the entire anterior length of the medial border of the scapula, playing a crucial role in the movement of the shoulder blade.

Rectus Abdominis

A major abdominal muscle that helps in movements of the trunk and stabilizes the pelvis.

External Oblique

A muscle located on the external surface of the abdomen, part of the abdominal wall muscles, playing a role in trunk movement and support.

Internal Oblique

A muscle in the abdomen that assists in rotating and flexing the trunk as well as maintaining abdominal pressure.