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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Definitions:

False Eyewitness

A situation where a witness of an event gives inaccurate, misleading, or mistaken testimony.

Misinformation Effect

A situation where the accuracy of a person's episodic memory deteriorates because of information encountered after the event.

Source Amnesia

A memory disorder where someone can recall certain information but forgets the source of that information.

Retroactive Interference

occurs when new information interferes with the recall of previously learned information.