What Heart Sound Is Produced by Vibrations Within the Heart

question 28

Multiple Choice

What heart sound is produced by vibrations within the heart chambers or in the major arteries from the back-and-forth flow of blood?

• A)S1, S2
• B)S3, S4
• C)Murmur
• D)Physiologic splitting

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Definitions:

Cardiovascular Reactivity

The responsiveness of the cardiovascular system to stress or stimuli, indicating how heart rate, blood pressure, and blood flow change in response.

Psychologically Significant Stimulus

Refers to any event or object that has a notable impact on an individual's psychological state or behavior.

Psychosocial Variables

Psychological and social factors that influence an individual's mental health and behavior.

Autonomic Nervous System

The part of the nervous system that controls involuntary bodily functions, including heart rate, digestion, respiratory rate, pupillary response, urination, and sexual arousal.