____________     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:

Biological Perspective

An approach in psychology that examines psychological disorders and behaviors based on biological factors, including genetics, brain chemistry, and anatomy.

Major Depressive Disorder

A mental health condition characterized by persistent feelings of sadness, loss of interest in activities, and a range of emotional and physical problems.

Agitation

A state of anxiety or nervous excitement, often manifesting in physical activity or loud, forceful expression.

Epigenetic Marks

Chemical modifications to DNA and histone proteins that regulate the activity of genes without altering the genetic sequence, affecting how cells read genes.