According to a 2011 Poll Asking Americans About the Most

question 68

Multiple Choice

According to a 2011 poll asking Americans about the most important problems facing the country,which of the following was not among the top 11 problems cited?

• A)Economic declines
• B)Unemployment rates
• C)Healthcare and education issues
• D)Crime

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Definitions:

Pulmonary Trunk

The major blood vessel that carries blood from the heart's right ventricle to the lungs for oxygenation.

Superior Vena Cava

A large vein that carries deoxygenated blood from the upper half of the body to the heart.

Gap Junctions

Specialized intercellular connections between a multitude of animal cell-types that directly connect the cytoplasms of two cells, allowing various molecules, ions, and electrical impulses to directly pass through a regulated gate between cells.

Cardiac Muscle Cell

Specialized muscle cells found only in the heart, featuring unique properties such as automaticity and the ability to contract as a unit.