The Human Heart

question 17

Multiple Choice

The human heart

• A) contracts as a result of stimuli from the sinoatrial node.
• B) contracts only as a result of nerve stimulation from the central nervous system.
• C) is activated primarily through the autonomic nervous system.
• D) rate is primarily under the control of the atrioventricular node.
• E) is independent of all nervous control.

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Definitions:

State Governments

The individual governing bodies of each of the fifty states in the United States, each with its own constitution and government apart from the federal government.

Democratic

Relating to a system of government where power is vested in the people, who rule either directly or through freely elected representatives.

Slave Labor

The forced labor of people treated as property (slaves), commonly used without pay and under threat of violence.

Egalitarian Value System

A belief system that emphasizes equality, advocating for equal rights and opportunities for all individuals, regardless of their background or status.