Skip navigation

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Results 1 - 10 of 70 for Atria
  1. Progressive familial heart block 
    ... located in the heart's upper chambers (the atria). From there, a group of cells called the ... which the ventricles contract slightly later than the atria.Heart block occurs when the electrical signaling is ...
    https://medlineplus.gov/.../progressive-familial-heart-block - Genetics
  2. Atrial fibrillation and atrial flutter 
    ... heart rhythms (arrhythmias) which affect the upper chambers (atria) of the heart. In atrial flutter, the heart ... is a closely related condition in which the atria contract in a chaotic manner, or "quivers." This ...
    https://medlineplus.gov/ency/article/000184.htm - Medical Encyclopedia
  3. Wolff-Parkinson-White syndrome 
    ... impulses from the heart's upper chambers (the atria) to the lower chambers (the ventricles). Impulses move ... the ventricles to contract slightly later than the atria.People with Wolff-Parkinson-White syndrome are born ...
    https://medlineplus.gov/.../condition/wolff-parkinson-white-syndrome - Genetics
  4. Familial restrictive cardiomyopathy 
    ... through the upper chambers of the heart (the atria), and then to the lower chambers of the ... relaxation causes blood to back up in the atria and lungs, which reduces the amount of blood ...
    https://medlineplus.gov/.../familial-restrictive-cardiomyopathy - Genetics
  5. Paroxysmal supraventricular tachycardia (PSVT) 
    Normally, the chambers of the heart (atria and ventricles) contract in a coordinated manner. The contractions are caused by an electrical signal that begins in an area of the ...
    https://medlineplus.gov/ency/article/000183.htm - Medical Encyclopedia
  6. Double inlet left ventricle 
    ... ventricles receive blood from the right and left atria. The atria are upper chambers of the heart. Oxygen-poor ... DILV, only the left ventricle is developed. Both atria empty blood into this ventricle. This means that ...
    https://medlineplus.gov/ency/article/007327.htm - Medical Encyclopedia
  7. Categories of Arrhythmias (Texas Heart Institute)  
    ... the upper chambers of the heart, called the atria.
    https://www.texasheart.org/.../topics/categories-of-arrhythmias - External Health Links
  8. Atrial Flutter (AFL) (Heart Rhythm Society)  
    ... to AFib because it also occurs in the atria or upper chambers of the heart and can ... very fast, but regular, heartbeat. Like AFib, the atria are not able to beat well and this ...
    https://upbeat.org/heart-rhythm-disorders/atrial-flutter - External Health Links
  9. Heart Rhythm Disorders (Heart Rhythm Society)  
    Arrhythmia/Specifics ... Arrhythmia ... Heart Rhythm Society ... Millions of people experience irregular or abnormal heartbeats, called arrhythmias, at some point in ...
    https://upbeat.org/heart-rhythm-disorders - External Health Links
  10. Multifocal atrial tachycardia 
    ... electrical impulses) are sent from the upper heart (atria) to the lower heart (ventricles). ... in children. In MAT, many locations in the atria fire signals at the same time. Too many ...
    https://medlineplus.gov/ency/article/000186.htm - Medical Encyclopedia
previous · 1 · 2 · 3 · 4 · 5 · 6 · 7 · next