It Is Important That the Atrioventricular (AV) Node Produce a Delay

question 23

Multiple Choice

It is important that the atrioventricular (AV) node produce a delay between the contraction of the atria and the contraction of the ventricles because this allows the

• A) ventricles to fill to capacity.
• B) atria to contract in smooth synchrony.
• C) heart to rest for a brief period of time.
• D) ventricles to contract in smooth synchrony.

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Definitions:

Negligent Per Se

A legal doctrine whereby an act is considered negligent because it violates a statute or regulation, establishing liability regardless of the standard care used.

Comparative Negligence

A legal doctrine that reduces the amount of damages a plaintiff can recover in a negligence-based claim, based upon the degree to which the plaintiff's own negligence contributed to the cause of their injury.

Assumption Of The Risk

A defense whereby the defendant must prove that the plaintiff voluntarily assumed the risk the defendant caused.

Res Ipsa Loquitur

A doctrine in tort law implying negligence inferred from the nature of an accident or injury, without direct proof.