Why Is the Electrical Signal Delayed Slightly at the AV

question 8

Multiple Choice

Why is the electrical signal delayed slightly at the AV node? 1.To allow better filling of the ventricles
2) To protect the ventricles against excessively rapid atrial rates
3) To provide time for atrial contraction prior to ventricular systole
4) To prevent premature atrial beats from reaching the ventricles

• A)1, 3
• B)2, 4
• C)1, 2
• D)1, 2, 3, 4

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A decrease in the cost of goods or services, typically resulting from factors like increased supply, decreased demand, or governmental intervention.

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Economic circumstances characterized by a decline in GDP, employment, and trade lasting for a period of time.

Consumer Price Index

An index that measures the change over time in the price level of a basket of consumer goods and services.