Due to Dual Innervation of the Heart

question 66

Multiple Choice

Due to dual innervation of the heart,

• A) heart rate can increase under sympathetic regulation or decrease under parasympathetic regulation, meeting the demands of the body.
• B) heart rate can increase due to sympathetic regulation and voluntarily through cerebral activity.
• C) heart rate can decrease due to parasympathetic regulation and voluntarily through cerebral activity.
• D) the autonomic nervous system and somatic motor system control heart function.

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Definitions:

Autarky

An economic system or policy of self-sufficiency where a country attempts to produce everything it needs without engaging in international trade.

Self-Sufficiency

The ability of an individual, community, or nation to provide for all of its needs without external assistance.

Economic Interaction

Economic interaction involves the exchange of goods, services, and resources among individuals, businesses, and governments within and across economies.

Comparative Advantage

The ability of an individual, firm, or country to produce a good or service at a lower opportunity cost than other competitors.