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Title: When these valves open, blood goes from the atria to the ventricles. Post by: lisa_lordes on Apr 19, 2017 When these valves open, blood goes from the atria to the ventricles.
A) AV valves B) SA node C) SL valves D) AV node Title: Re: When these valves open, blood goes from the atria to the ventricles. Post by: R.Frant on Apr 19, 2017 Content hidden
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