Normal Heart Sounds Are Caused by Which of the Following

question 472

Multiple Choice

Normal heart sounds are caused by which of the following events?

• A) friction of the blood against the chamber walls
• B) excitation of the SA node
• C) closure of the heart valves
• D) opening and closing of heart valves

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Definitions:

Global Organizations

Companies that operate and have a presence in multiple countries around the world, often involved in international trade and commerce.

Service Standardization

The process of defining and adhering to consistent procedures and criteria for service delivery to ensure quality and predictability.

Operations-Related Tasks

Tasks that pertain to the day-to-day running and managing of a business’s operational activities.

Hard Rock Café

An international chain of theme restaurants known for its collection of rock-and-roll memorabilia.