The Pericardium Is

question 30

Multiple Choice

The pericardium is:

• A) the outer muscular layer of the heart.
• B) the innermost layer of the heart chambers.
• C) a membranous sac that encloses the heart.
• D) the heart's fibrous skeleton.

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Definitions:

Ethnic Enclaves

Geographical areas with high concentrations of a particular ethnic group, which can preserve cultural distinctiveness but also lead to social isolation.

Middle-Class Status

A social class characterized by moderate economic wealth and a standard of living neither very high nor very low.

Ethnic Quotas

Policies or practices that allocate a certain number or percentage of positions or places to individuals from specific ethnic groups, often to correct historical discrimination or to ensure diversity.