The Heart's Own Ability to Initiate an Electrical Impulse Without

question 48

Multiple Choice

The heart's own ability to initiate an electrical impulse without being stimulated by another source is known as:

• A)contractility.
• B)excitability.
• C)conductivity.
• D)automaticity.

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Definitions:

Self-Identity

The perception or awareness one has of oneself as a distinct, continuous entity with individual characteristics, values, and history.

Father Substitute

A person who takes on the roles or attributes typically associated with a father figure, in instances where the biological father is absent or unavailable.

Testable Hypotheses

Statements formulated for empirical testing, to be confirmed or refuted through observation or experimentation.

Objective Observations

Observations based on facts and evidence, unaffected by personal feelings or biases.