____________     Is the Pacemaker Cardiac Cells Ability to Spontaneously

question 2

Multiple Choice

____________     is the pacemaker cardiac cells ability to spontaneously generate an electrical impulse without outside stimulation or stimulation by the nervous system.

• A) Contractility
• B) Automaticity
• C) Conductivity
• D) Excitability

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Definitions:

Soma

In biology, refers to the body of an organism, distinguishing from its germ cells or psyche. In literature, may refer to a narcotic substance used to induce euphoria or oblivion.

Nervous System

The network of nerve cells and fibers that transmits nerve impulses between parts of the body, coordinating its actions and sensory information.

Endorphins

Natural chemicals in the body that interact with the brain's receptors to reduce pain and boost pleasure, resulting in a feeling of well-being.

Dendrite

The branched extensions of a neuron that receive signals from other neurons or sensory receptors.