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Heart septum

Heart septum

The thin membranous structure between the two heart atria or the thick muscular structure between the two heart ventricles.

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QRS complex

... that can be summed based on their components. If you think of the heart, electricity flows from the SA node, through the AV node, and then down the septum through the Bundle of His. As the electricity moves, the direction of flow at any ...

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by daniel.kurz
Tue Mar 19, 2013 1:29 pm
Forum: Physiology
Topic: QRS complex
Replies: 4
Views: 6547

Re: Theories - Origin of Life

... are part of these flows. Craig Holdrege in his book “ The dynamic Heart and Circulation” describes the development of the heart this way http://www.natureinstitute.org/pub/ic/ic7/heart.htm ... In the "still water zone" between the two currents, the septum dividing the two chambers forms ...

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by scottie
Thu Sep 15, 2011 12:48 pm
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 563
Views: 1127975

Re: Please Help - The Heart

... fibers that conduct an electrical stimulus or impulse that enables the heart to contract in a coordinated fashion. atrioventricular node - is a ... heart, specifically in the posteroinferior region of the interatrial septum near the opening of the coronary sinus, which conducts the normal ...

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by PleaseHelp
Mon Feb 22, 2010 1:15 am
Forum: General Discussion
Topic: Please Help - The Heart
Replies: 5
Views: 8847

Why bronchial circ. dumps deoxygenated blood in2 L. atrium?

I think I'd say that it's because the lung system evolved before the septum evolved in the heart separating it. In the case of the frog, everything from the lung just gets dumped into ...

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by mith
Sat Jan 31, 2009 4:04 am
Forum: Human Biology
Topic: Why bronchial circ. dumps deoxygenated blood in2 L. atrium?
Replies: 8
Views: 8238

Cardiac Conduction/EKG Interpretation

... the case. At the Bundle of His, you are still in the Interventricular septum - not the actual ventricles themselves. It's not until after the nerve ... AV Node/Bundle of His area, just from looking at illustrations of the heart. But now I'm starting to suspect that it actually doesn't start until ...

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by Jedi of Zen
Wed Jun 13, 2007 6:16 pm
Forum: Human Biology
Topic: Cardiac Conduction/EKG Interpretation
Replies: 1
Views: 5750
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