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Bronchial

Bronchial

(Science: anatomy) Pertaining to one or more bronchi.

Origin: L. Bronchialis


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Re: The Heart

... reduces the conduction velocity of cardiac muscle fibers. Parasympathetic stimulation can also result in increased activity by glands that control bronchial secretions.

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by Dino77
Wed Aug 17, 2011 6:55 am
 
Forum: Human Biology
Topic: The Heart
Replies: 6
Views: 9884

Antimuscarinic drugs

... questions. A long time ago in a land far away, Scopalamine/Atropine were used to prep a person for anaethesia to prevent secretions buildup in bronchial passages. One use in particular, was obstetric delivery. Q1. Would there be significant transfer of the drug to the fetus? Would the baby ...

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by raneynickel
Thu Sep 24, 2009 6:50 am
 
Forum: Physiology
Topic: Antimuscarinic drugs
Replies: 3
Views: 5220

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...

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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

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

Yes, this is the human heart. Bronchial circulation (feeding the lungs themselves) does indeed dump deoxygenated blood into the left atrium. I know that this is not a significant issue, it just makes me curious. I have found no real answers ...

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by phuturephysician
Fri Jan 30, 2009 6:42 pm
 
Forum: Human Biology
Topic: Why bronchial circ. dumps deoxygenated blood in2 L. atrium?
Replies: 8
Views: 7536

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

... oxygenated blood. Mixing deoxygenated blood with oxygenated blood doesn't seem logical. I know that this amount of deoxygenated blood from the bronchial circulation is a small portion of the total systemic return, but I want to know why this occurs.

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by phuturephysician
Thu Jan 29, 2009 10:29 pm
 
Forum: Human Biology
Topic: Why bronchial circ. dumps deoxygenated blood in2 L. atrium?
Replies: 8
Views: 7536
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