The Electrical Activity of the Heart Is Initiated in Specialized

question 32

Short Answer

The electrical activity of the heart is initiated in specialized tissue called the __________, which is located in the superior-posterior wall of the right atrium.

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Definitions:

Perception

The process by which individuals organize and interpret their sensory impressions in order to give meaning to their environment.

Pain

An unpleasant sensory and emotional experience associated with actual or potential tissue damage.

Taste Buds

Nests of taste receptor cells.

Taste Receptor Cells

Specialized cells located on the taste buds that detect and respond to chemical substances, enabling the sense of taste.