What Is the Function of the Valves in Veins

question 7

Multiple Choice

What is the function of the valves in veins?

• A) They act as pumps to move blood forward.
• B) Collection area for plaque.
• C) Prevention of forward blood flow.
• D) Prevention of backward blood flow.

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Definitions:

Centerline

In statistical quality control, a line on a control chart that represents the average or mean value of the data being monitored.

Control Chart

A tool used in quality control to monitor a process and determine if it is in a state of statistical control by plotting data points over time.

Mean

The sum of a collection of numbers divided by the count of numbers in the collection, also known as the average.

Statistical Process Control

A method used in quality control that employs statistical techniques to monitor and control a process, ensuring it operates at its full potential.