Early CPR Is an Important Link in the Cardiac Chain

question 14

Multiple Choice

Early CPR is an important link in the cardiac chain of survival because:

• A) CPR prevents heart attacks
• B) With early CPR,most cardiac arrest victims do not need defibrillation
• C) It helps circulate blood that contains oxygen to the vital organs until an automated external defibrillator (AED)is ready to use or advanced medical personnel arrive
• D) It helps restart the heart

---

Definitions:

Standard Deviation

Standard deviation is a measure of the amount of variation or dispersion of a set of values; a low standard deviation indicates that the values tend to be close to the mean, while a high standard deviation indicates that the values are spread out over a wider range.

Mean High Temperature

The average of the highest temperatures recorded over a specific period.

Normal Distribution

A bell-shaped probability distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.

Standard Deviation

Standard Deviation is a measure of the amount of variation or dispersion present in a set of values, indicating how spread out the values are.