Verywell Health on MSN3h
What Is the Significance of an S1 Heart Sound?
Medically reviewed by Jeffrey S. Lander, MD The first heart sound, or S1, is the "lub" of a normal heartbeat. It's a ...
Verywell Health on MSN2h
S3 Heart Sound: Abnormal Results and Causes
The S3 heart sound is essentially blood rushing into a specific chamber. Learn how this sound correlates to congestive heart ...
BBC1y
Structure of the cardiovascular system
Each side of the heart consists of an atrium and a ventricle which are two connected chambers. The atria (plural of atrium) are where the blood collects when it enters the heart. The ventricles ...
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New Insights into Wenckebach Heart Block: Understanding Its Causes, Symptoms, and Diagnosis
Common signs of Wenckebach heart block are feeling dizzy, tired, and having a fast heartbeat. These signs can be hard to ...
BBC1y
Structure of the cardiovascular system
Each side of the heart consists of an atrium and a ventricle which are two connected chambers. The atria (plural of atrium) are where the blood collects when it enters the heart. The ventricles ...