Match Each of the Following Components of the ECG Graph

question 26

Multiple Choice

Match each of the following components of the ECG graph cycle with its definition.
-P-R interval

• A)Represents the time interval from the beginning of ventricular depolarization to the end of repolarization of the ventricles
• B)Represents the electrical recovery of the ventricles
• C)Represents the contraction of the ventricles
• D)Represents the time from the end of ventricular depolarization to the beginning of repolarization of the ventricles
• E)Represents the contraction of the atria
• F)Represents the time from the end of atrial depolarization to the beginning of ventricular depolarization
• G)Represents the time from the beginning of atrial depolarization to the beginning of ventricular depolarization
• H)Represents the period of time when the heart rests

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Definitions:

Wholesale

The sale of goods in large quantities at lower prices, typically to retailers who then sell them to the final consumer.

Retail

The sale of goods to the public in relatively small quantities for use or consumption rather than for resale.

Reorder Point

The inventory level at which an order should be placed to replenish stock before it runs out, based on lead time and demand.

Average Usage

The mean amount of a resource or service consumed over a specific period, used for planning and analysis purposes.