Dictionary » R » Right atrium

Right atrium

right atrium

(Science: anatomy) The thin-walled chamber of the heart which pumps blood into the right ventricle for ejection into the pulmonary circulation.


Please contribute to this project, if you have more information about this term feel free to edit this page



Results from our forum


heart failure

... the left cardiac output. ) shunts unoxygenated blood directly from the right to the left side of the circulation. causes regurgitation between atrium and ventricle. reduces the oxygen carrying capacity of the blood. is a symptom, not ...

See entire post
by zak
Fri Nov 22, 2013 6:44 pm
 
Forum: Human Biology
Topic: heart failure
Replies: 2
Views: 2119

what causes us to breathe

... the left cardiac output. ) shunts unoxygenated blood directly from the right to the left side of the circulation. causes regurgitation between atrium and ventricle. reduces the oxygen carrying capacity of the blood. is a symptom, not ...

See entire post
by zak
Thu Nov 21, 2013 10:20 am
 
Forum: Human Biology
Topic: what causes us to breathe
Replies: 23
Views: 13648

How does blood is circulated in amphibians?

... mixed. This is done by the arrangement of the frogs heart, where the right atrium dips downward into the ventricle. Which causes oxygen-poor blood that is entering the ...

See entire post
by suzidoc8
Mon Jul 23, 2012 2:00 pm
 
Forum: Physiology
Topic: How does blood is circulated in amphibians?
Replies: 4
Views: 7466

Heart : Difference between tricuspid and bicuspid valves ?

Hi, at a guess, the tricuspid valve (separating the right atrium from the right ventriclel) has three cusps (flaps) simply because the diameter of the right ...

See entire post
by Julie5
Sun Oct 24, 2010 10:45 am
 
Forum: Human Biology
Topic: Heart : Difference between tricuspid and bicuspid valves ?
Replies: 3
Views: 30962

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

Mith, I've explored that option. There are some that believe that it is a remnant of the ductus arteriosus, but animals like opossums never have an ductus arteriosus and have the same setup for venous return...

See entire post
by phuturephysician
Sun Feb 01, 2009 8:47 pm
 
Forum: Human Biology
Topic: Why bronchial circ. dumps deoxygenated blood in2 L. atrium?
Replies: 8
Views: 7536
View all matching forum results

This page was last modified 21:16, 3 October 2005. This page has been accessed 9,977 times. 
What links here | Related changes | Permanent link