What Is Considered the Pacemaker of the Heart

question 8

Multiple Choice

What is considered the pacemaker of the heart?

• A) The AV node
• B) The bundle of HIS
• C) The Purkinje fibers
• D) The SA node

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Definitions:

Avoidant Attachment Pattern

A style of attachment where individuals tend to maintain emotional distance and disengage from close relationships.

Infant Sociability

An infant's ability to interact with others, displaying interest and pleasure in social interactions from an early age.

Mutual Regulation

Mutual regulation involves interactive processes where individuals adjust their behaviors in response to each other's actions, often seen in caregiver-infant interactions, facilitating emotional and social development.

Interactional Synchrony

A coordinated interaction between caregiver and infant, where both adjust their actions and emotions in response to the other, facilitating social and emotional development.