Which Component of the Conduction System of the Heart Is

question 1

Multiple Choice

Which component of the conduction system of the heart is normally responsible for initiating the heart beat?

• A)Atrioventricular (A-V)node
• B)Sinoatrial (S-A)node
• C)Bundle of His
• D)Mitral valve

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Definitions:

Intelligence

A complex and controversial concept, defined by David Wechsler as “[the] capacity . . . to understand the world [and the] resourcefulness to cope with its challenges.” Intelligence implies the capacity to make adaptive choices (from the Latin inter, meaning “among,” and legere, meaning “to choose”).

Nutritional Requirements

The essential nutrients and the appropriate quantities of those nutrients needed for maintaining health and proper functioning of the body.

Infants

are young children, typically under one year of age, undergoing rapid growth and development in physical, cognitive, and social realms.

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